diff --git a/package.json b/package.json
index feadb2f5..56a78dbe 100644
--- a/package.json
+++ b/package.json
@@ -48,6 +48,7 @@
     "@ledgerhq/hw-app-eth": "^4.7.3",
     "@ledgerhq/hw-transport": "^4.7.3",
     "@ledgerhq/hw-transport-node-hid": "^4.7.3",
+    "@ledgerhq/wallet-common": "^0.6.0",
     "axios": "^0.18.0",
     "bcryptjs": "^2.4.3",
     "bitcoinjs-lib": "^3.3.2",
diff --git a/src/actions/accounts.js b/src/actions/accounts.js
index dd859e16..192d3920 100644
--- a/src/actions/accounts.js
+++ b/src/actions/accounts.js
@@ -1,11 +1,11 @@
 // @flow
 
 import sortBy from 'lodash/sortBy'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import db from 'helpers/db'
 
 import type { Dispatch } from 'redux'
-import type { Account } from 'types/common'
 
 import { fetchCounterValues } from 'actions/counterValues'
 
@@ -44,10 +44,7 @@ export const updateOrderAccounts: UpdateOrderAccounts = (orderAccounts: string)
 export type AddAccount = Account => (Function, Function) => void
 export const addAccount: AddAccount = payload => (dispatch, getState) => {
   const { settings: { counterValue, orderAccounts }, accounts } = getState()
-  dispatch({
-    type: 'ADD_ACCOUNT',
-    payload,
-  })
+  dispatch({ type: 'ADD_ACCOUNT', payload })
   dispatch(updateOrderAccounts(orderAccounts))
 
   // Start sync accounts the first time you add an account
diff --git a/src/components/AccountPage/AccountHeader.js b/src/components/AccountPage/AccountHeader.js
index f90d2191..e9b34b57 100644
--- a/src/components/AccountPage/AccountHeader.js
+++ b/src/components/AccountPage/AccountHeader.js
@@ -4,7 +4,7 @@ import React, { PureComponent } from 'react'
 import { getIconByCoinType } from '@ledgerhq/currencies/react'
 import styled from 'styled-components'
 
-import type { Account } from 'types/common'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import Box from 'components/base/Box'
 import Text from 'components/base/Text'
diff --git a/src/components/AccountPage/index.js b/src/components/AccountPage/index.js
index bbb60a7e..863a0463 100644
--- a/src/components/AccountPage/index.js
+++ b/src/components/AccountPage/index.js
@@ -6,10 +6,11 @@ import { connect } from 'react-redux'
 import { translate } from 'react-i18next'
 import { Redirect } from 'react-router'
 import styled from 'styled-components'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import { MODAL_SEND, MODAL_RECEIVE, MODAL_SETTINGS_ACCOUNT } from 'config/constants'
 
-import type { T, Account } from 'types/common'
+import type { T } from 'types/common'
 
 import { darken } from 'styles/helpers'
 
diff --git a/src/components/BalanceSummary/index.js b/src/components/BalanceSummary/index.js
index 53f6fdc4..495ba4e1 100644
--- a/src/components/BalanceSummary/index.js
+++ b/src/components/BalanceSummary/index.js
@@ -1,11 +1,9 @@
 // @flow
 
 import React, { Fragment } from 'react'
-
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 import { getFiatUnit } from '@ledgerhq/currencies'
 
-import type { Account } from 'types/common'
-
 import Chart from 'components/base/Chart'
 import Box, { Card } from 'components/base/Box'
 import CalculateBalance from 'components/CalculateBalance'
diff --git a/src/components/CalculateBalance.js b/src/components/CalculateBalance.js
index d64f6d0e..a579dc38 100644
--- a/src/components/CalculateBalance.js
+++ b/src/components/CalculateBalance.js
@@ -2,8 +2,7 @@
 
 import { PureComponent } from 'react'
 import { connect } from 'react-redux'
-
-import type { Account } from 'types/common'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import calculateBalance from 'helpers/balance'
 
diff --git a/src/components/DashboardPage/AccountCard.js b/src/components/DashboardPage/AccountCard.js
index 0533fce9..aeffb05f 100644
--- a/src/components/DashboardPage/AccountCard.js
+++ b/src/components/DashboardPage/AccountCard.js
@@ -2,8 +2,7 @@
 
 import React from 'react'
 import { getIconByCoinType } from '@ledgerhq/currencies/react'
-
-import type { Account } from 'types/common'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import Chart from 'components/base/Chart'
 import Bar from 'components/base/Bar'
diff --git a/src/components/DashboardPage/index.js b/src/components/DashboardPage/index.js
index e01ea60c..e0eef9de 100644
--- a/src/components/DashboardPage/index.js
+++ b/src/components/DashboardPage/index.js
@@ -5,12 +5,13 @@ import { compose } from 'redux'
 import { translate } from 'react-i18next'
 import { connect } from 'react-redux'
 import { push } from 'react-router-redux'
+import type { Account, Operation } from '@ledgerhq/wallet-common/lib/types'
 
 import chunk from 'lodash/chunk'
 import get from 'lodash/get'
 import sortBy from 'lodash/sortBy'
 
-import type { Account, Operation, T } from 'types/common'
+import type { T } from 'types/common'
 
 import { getVisibleAccounts } from 'reducers/accounts'
 import { getCounterValue } from 'reducers/settings'
@@ -71,7 +72,7 @@ const getAllOperations = accounts => {
     return result
   }, [])
 
-  return sortBy(allOperations, t => t.receivedAt)
+  return sortBy(allOperations, t => t.date)
     .reverse()
     .slice(0, ALL_OPERATIONS_LIMIT)
 }
diff --git a/src/components/DeviceMonit/index.js b/src/components/DeviceMonit/index.js
index 7b0496e6..6cf55ed9 100644
--- a/src/components/DeviceMonit/index.js
+++ b/src/components/DeviceMonit/index.js
@@ -3,10 +3,11 @@
 import React, { PureComponent } from 'react'
 import { connect } from 'react-redux'
 import { ipcRenderer } from 'electron'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import { sendEvent } from 'renderer/events'
 import { getCurrentDevice } from 'reducers/devices'
-import type { Device, Account } from 'types/common'
+import type { Device } from 'types/common'
 
 const mapStateToProps = state => ({
   currentDevice: getCurrentDevice(state),
diff --git a/src/components/IsUnlocked.js b/src/components/IsUnlocked.js
index 6994c2df..a7269af5 100644
--- a/src/components/IsUnlocked.js
+++ b/src/components/IsUnlocked.js
@@ -5,8 +5,9 @@ import { connect } from 'react-redux'
 import { compose } from 'redux'
 import { translate } from 'react-i18next'
 import bcrypt from 'bcryptjs'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
-import type { Settings, Account, T } from 'types/common'
+import type { Settings, T } from 'types/common'
 
 import get from 'lodash/get'
 
diff --git a/src/components/OperationsList/index.js b/src/components/OperationsList/index.js
index 27c963e1..7722ea8e 100644
--- a/src/components/OperationsList/index.js
+++ b/src/components/OperationsList/index.js
@@ -7,11 +7,12 @@ import { connect } from 'react-redux'
 import { compose } from 'redux'
 import { translate } from 'react-i18next'
 import { getIconByCoinType } from '@ledgerhq/currencies/react'
+import type { Account, Operation as OperationType } from '@ledgerhq/wallet-common/lib/types'
 
 import noop from 'lodash/noop'
 import isEqual from 'lodash/isEqual'
 
-import type { Account, Operation as OperationType, T } from 'types/common'
+import type { T } from 'types/common'
 
 import { MODAL_OPERATION_DETAILS } from 'config/constants'
 
@@ -117,7 +118,7 @@ const Operation = ({
   onAccountClick,
   onOperationClick,
   t,
-  tx,
+  op,
   withAccount,
 }: {
   account: Account,
@@ -125,21 +126,21 @@ const Operation = ({
   onAccountClick: Function,
   onOperationClick: Function,
   t: T,
-  tx: OperationType,
+  op: OperationType,
   withAccount?: boolean,
 }) => {
   const { unit } = account
-  const time = moment(tx.receivedAt)
+  const time = moment(op.date)
   const Icon = getIconByCoinType(account.currency.coinType)
-  const type = tx.amount > 0 ? 'from' : 'to'
+  const type = op.amount > 0 ? 'from' : 'to'
 
   return (
-    <OperationRaw onClick={() => onOperationClick({ operation: tx, account, type })}>
+    <OperationRaw onClick={() => onOperationClick({ operation: op, account, type })}>
       <Cell size={CONFIRMATION_COL_SIZE} align="center" justify="flex-start">
         <ConfirmationCheck
           type={type}
           minConfirmations={minConfirmations}
-          confirmations={tx.confirmations}
+          confirmations={op.confirmations}
           t={t}
         />
       </Cell>
@@ -176,19 +177,19 @@ const Operation = ({
           </Cell>
         )}
       <Cell grow shrink style={{ display: 'block' }}>
-        <Address value={tx.address} />
+        <Address value={op.address} />
       </Cell>
       <Cell size={AMOUNT_COL_SIZE}>
         <Box alignItems="flex-end">
           <FormattedVal
-            val={tx.amount}
+            val={op.amount}
             unit={unit}
             showCode
             fontSize={4}
             alwaysShowSign
-            color={tx.amount < 0 ? 'smoke' : 'positiveGreen'}
+            color={op.amount < 0 ? 'smoke' : 'positiveGreen'}
           />
-          <CounterValue color="grey" fontSize={3} time={time} unit={unit} value={tx.amount} />
+          <CounterValue color="grey" fontSize={3} time={time} unit={unit} value={op.amount} />
         </Box>
       </Cell>
     </OperationRaw>
@@ -260,17 +261,18 @@ export class OperationsList extends Component<Props> {
         <Box>
           <Card flow={1} title={title} p={0}>
             <Box>
-              {operations.map(tx => {
-                const acc = account || tx.account
+              {operations.map(op => {
+                // $FlowFixMe
+                const acc = account || op.account
                 return (
                   <Operation
                     account={acc}
-                    key={`${tx.id}${acc ? `-${acc.id}` : ''}`}
-                    minConfirmations={acc.settings.minConfirmations}
+                    key={`${op.id}${acc ? `-${acc.id}` : ''}`}
+                    minConfirmations={acc.minConfirmations}
                     onAccountClick={onAccountClick}
                     onOperationClick={this.handleClickOperation}
                     t={t}
-                    tx={tx}
+                    op={op}
                     withAccount={withAccount}
                   />
                 )
diff --git a/src/components/OperationsList/stories.js b/src/components/OperationsList/stories.js
index b82027c6..5746c2cc 100644
--- a/src/components/OperationsList/stories.js
+++ b/src/components/OperationsList/stories.js
@@ -16,9 +16,7 @@ const unit = getDefaultUnitByCoinType(0)
 
 const account = ({ name }) => ({
   ...accounts[0],
-  settings: {
-    minConfirmations: 10,
-  },
+  minConfirmations: 10,
   currency: getCurrencyByCoinType(0),
   name,
   coinType: 0,
@@ -39,7 +37,7 @@ const operations = [
     address: '5c6ea1716520c7d6e038d36a3223faced3c',
     hash: '5c6ea1716520c7d6e038d36a3223faced3c4b8f7ffb69d9fb5bd527d562fdb62',
     amount: 130000000,
-    receivedAt: '2018-01-09T16:03:52Z',
+    date: new Date('2018-01-09T16:03:52Z'),
     confirmations: 1,
     account: account({
       name: 'Account 1',
@@ -49,7 +47,7 @@ const operations = [
     address: '5c6ea1716520c7d6e038d36a3223faced3c',
     hash: '5c6ea1716520c7d6e038d36a3223faced3c4b8f7ffb69d9fb5bd527d562fdb62',
     amount: 130000000,
-    receivedAt: '2018-01-09T16:03:52Z',
+    date: new Date('2018-01-09T16:03:52Z'),
     confirmations: 11,
     account: account({
       name: 'Account 1',
@@ -59,7 +57,7 @@ const operations = [
     address: '27416a48caab90fab053b507b8b6b9d4',
     hash: '27416a48caab90fab053b507b8b6b9d48fba75421d3bfdbae4b85f64024bc9c4',
     amount: -65000000,
-    receivedAt: '2018-01-09T16:02:40Z',
+    date: new Date('2018-01-09T16:02:40Z'),
     confirmations: 11,
     account: account({
       name: 'Account 2',
@@ -69,7 +67,7 @@ const operations = [
     address: '27416a48caab90fab053b507b8b6b9d4',
     hash: '27416a48caab90fab053b507b8b6b9d48fba75421d3bfdbae4b85f64024bc9c4',
     amount: -65000000,
-    receivedAt: '2018-01-09T16:02:40Z',
+    date: new Date('2018-01-09T16:02:40Z'),
     confirmations: 1,
     account: account({
       name: 'Account 2',
diff --git a/src/components/ReceiveBox.js b/src/components/ReceiveBox.js
index c191b4af..f4ca2ed8 100644
--- a/src/components/ReceiveBox.js
+++ b/src/components/ReceiveBox.js
@@ -4,8 +4,9 @@ import React, { PureComponent } from 'react'
 import { connect } from 'react-redux'
 import styled from 'styled-components'
 import { ipcRenderer } from 'electron'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
-import type { Account, Device } from 'types/common'
+import type { Device } from 'types/common'
 
 import { getCurrentDevice } from 'reducers/devices'
 import { sendEvent } from 'renderer/events'
diff --git a/src/components/RequestAmount/index.js b/src/components/RequestAmount/index.js
index 6177c1bc..5216cc01 100644
--- a/src/components/RequestAmount/index.js
+++ b/src/components/RequestAmount/index.js
@@ -6,11 +6,12 @@ import { translate } from 'react-i18next'
 import styled from 'styled-components'
 import { connect } from 'react-redux'
 import { getDefaultUnitByCoinType, getFiatUnit } from '@ledgerhq/currencies'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import isNaN from 'lodash/isNaN'
 import noop from 'lodash/noop'
 
-import type { T, Account } from 'types/common'
+import type { T } from 'types/common'
 
 import { getCounterValue } from 'reducers/settings'
 import { getLastCounterValueBySymbol } from 'reducers/counterValues'
diff --git a/src/components/SelectAccount/index.js b/src/components/SelectAccount/index.js
index 7e5bcf9a..cc1f322f 100644
--- a/src/components/SelectAccount/index.js
+++ b/src/components/SelectAccount/index.js
@@ -5,8 +5,9 @@ import { connect } from 'react-redux'
 import { translate } from 'react-i18next'
 import noop from 'lodash/noop'
 import { getIconByCoinType } from '@ledgerhq/currencies/react'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
-import type { T, Account } from 'types/common'
+import type { T } from 'types/common'
 
 import { getVisibleAccounts } from 'reducers/accounts'
 
diff --git a/src/components/SideBar/index.js b/src/components/SideBar/index.js
index 8d59241a..919a8706 100644
--- a/src/components/SideBar/index.js
+++ b/src/components/SideBar/index.js
@@ -6,10 +6,11 @@ import { translate } from 'react-i18next'
 import styled from 'styled-components'
 import { connect } from 'react-redux'
 import { getIconByCoinType } from '@ledgerhq/currencies/react'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import { MODAL_SEND, MODAL_RECEIVE, MODAL_ADD_ACCOUNT } from 'config/constants'
 
-import type { Account, T } from 'types/common'
+import type { T } from 'types/common'
 
 import { openModal } from 'reducers/modals'
 import { getVisibleAccounts } from 'reducers/accounts'
diff --git a/src/components/modals/AddAccount/ImportAccounts.js b/src/components/modals/AddAccount/ImportAccounts.js
index 74554e5b..592ca202 100644
--- a/src/components/modals/AddAccount/ImportAccounts.js
+++ b/src/components/modals/AddAccount/ImportAccounts.js
@@ -2,8 +2,9 @@
 
 import React, { PureComponent } from 'react'
 import { translate } from 'react-i18next'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
-import type { T, Account } from 'types/common'
+import type { T } from 'types/common'
 
 import Box from 'components/base/Box'
 import Button from 'components/base/Button'
diff --git a/src/components/modals/AddAccount/RestoreAccounts.js b/src/components/modals/AddAccount/RestoreAccounts.js
index 2addc888..7d73b3c3 100644
--- a/src/components/modals/AddAccount/RestoreAccounts.js
+++ b/src/components/modals/AddAccount/RestoreAccounts.js
@@ -2,13 +2,12 @@
 
 import React from 'react'
 import styled from 'styled-components'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import Box from 'components/base/Box'
 import Button from 'components/base/Button'
 import Text from 'components/base/Text'
 
-import type { Account } from 'types/common'
-
 const Container = styled(Box)`
   border: 1px solid ${p => p.theme.colors.alertRed};
 `
diff --git a/src/components/modals/AddAccount/index.js b/src/components/modals/AddAccount/index.js
index 8638a343..5f48b22a 100644
--- a/src/components/modals/AddAccount/index.js
+++ b/src/components/modals/AddAccount/index.js
@@ -7,12 +7,13 @@ import { translate } from 'react-i18next'
 import { ipcRenderer } from 'electron'
 import differenceBy from 'lodash/differenceBy'
 import { listCurrencies, getDefaultUnitByCoinType } from '@ledgerhq/currencies'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import type { Currency } from '@ledgerhq/currencies'
 
 import { MODAL_ADD_ACCOUNT } from 'config/constants'
 
-import type { Account, Device, T } from 'types/common'
+import type { Device, T } from 'types/common'
 
 import { closeModal } from 'reducers/modals'
 import { canCreateAccount, getAccounts, getArchivedAccounts } from 'reducers/accounts'
@@ -269,8 +270,20 @@ class AddAccountModal extends PureComponent<Props, State> {
     }
 
     if (type === 'wallet.getAccounts.success') {
+      // As data is passed inside electron event system,
+      // dates are converted to their string equivalent
+      //
+      // so, quick & dirty way to put back Date objects
+      const parsedData = data.map(account => ({
+        ...account,
+        operations: account.operations.map(op => ({
+          ...op,
+          date: new Date(op.date),
+        })),
+      }))
+
       this.setState({
-        accounts: data,
+        accounts: parsedData,
         step: 'listAccounts',
       })
     }
diff --git a/src/components/modals/OperationDetails.js b/src/components/modals/OperationDetails.js
index 0d3f5aa8..ef251d4f 100644
--- a/src/components/modals/OperationDetails.js
+++ b/src/components/modals/OperationDetails.js
@@ -54,8 +54,8 @@ const OperationDetails = ({ t }: { t: T }) => (
     render={({ data, onClose }) => {
       const { operation, account, type } = data
 
-      const { name, unit, settings: { minConfirmations } } = account
-      const { id, amount, confirmations, receivedAt, from, to } = operation
+      const { name, unit, minConfirmations } = account
+      const { id, amount, confirmations, date, from, to } = operation
 
       const isConfirmed = confirmations >= minConfirmations
 
@@ -90,7 +90,7 @@ const OperationDetails = ({ t }: { t: T }) => (
                     color="grey"
                     fontSize={5}
                     style={{ lineHeight: 1 }}
-                    time={receivedAt}
+                    time={date}
                     unit={unit}
                     value={amount}
                   />
@@ -104,7 +104,7 @@ const OperationDetails = ({ t }: { t: T }) => (
             <B />
             <Line>
               <ColLeft>Date</ColLeft>
-              <ColRight>{moment(receivedAt).format('LLL')}</ColRight>
+              <ColRight>{moment(date).format('LLL')}</ColRight>
             </Line>
             <B />
             <Line>
diff --git a/src/components/modals/Receive/index.js b/src/components/modals/Receive/index.js
index 475a2057..1a16aca3 100644
--- a/src/components/modals/Receive/index.js
+++ b/src/components/modals/Receive/index.js
@@ -2,6 +2,7 @@
 
 import React, { PureComponent, Fragment } from 'react'
 import { translate } from 'react-i18next'
+import type { Account as AccountType } from '@ledgerhq/wallet-common/lib/types'
 
 import get from 'lodash/get'
 
@@ -15,7 +16,7 @@ import ReceiveBox from 'components/ReceiveBox'
 import RequestAmount from 'components/RequestAmount'
 import SelectAccount from 'components/SelectAccount'
 
-import type { Account as AccountType, T } from 'types/common'
+import type { T } from 'types/common'
 
 type Props = {
   t: T,
diff --git a/src/components/modals/Send/01-step-amount.js b/src/components/modals/Send/01-step-amount.js
index 69f49591..7592a8d5 100644
--- a/src/components/modals/Send/01-step-amount.js
+++ b/src/components/modals/Send/01-step-amount.js
@@ -1,9 +1,10 @@
 // @flow
 
 import React, { Fragment } from 'react'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import type { Unit } from '@ledgerhq/currencies'
-import type { Account, T } from 'types/common'
+import type { T } from 'types/common'
 import type { DoubleVal } from 'components/RequestAmount'
 
 import Box from 'components/base/Box'
diff --git a/src/components/modals/Send/02-step-connect-device.js b/src/components/modals/Send/02-step-connect-device.js
index b11f91cf..930b0ccd 100644
--- a/src/components/modals/Send/02-step-connect-device.js
+++ b/src/components/modals/Send/02-step-connect-device.js
@@ -1,9 +1,9 @@
 // @flow
 
 import React from 'react'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import DeviceMonit from 'components/DeviceMonit'
-import type { Account } from 'types/common'
 
 type Props = {
   account: Account | null,
diff --git a/src/components/modals/Send/Footer.js b/src/components/modals/Send/Footer.js
index 94ad6469..03295127 100644
--- a/src/components/modals/Send/Footer.js
+++ b/src/components/modals/Send/Footer.js
@@ -1,8 +1,9 @@
 // @flow
 
 import React from 'react'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
-import type { T, Account } from 'types/common'
+import type { T } from 'types/common'
 import type { DoubleVal } from 'components/RequestAmount'
 
 import { ModalFooter } from 'components/base/Modal'
diff --git a/src/components/modals/Send/index.js b/src/components/modals/Send/index.js
index d0e06911..443191b9 100644
--- a/src/components/modals/Send/index.js
+++ b/src/components/modals/Send/index.js
@@ -5,9 +5,10 @@ import { compose } from 'redux'
 import { connect } from 'react-redux'
 import { translate } from 'react-i18next'
 import get from 'lodash/get'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import type { Unit } from '@ledgerhq/currencies'
-import type { T, Account } from 'types/common'
+import type { T } from 'types/common'
 import type { DoubleVal } from 'components/RequestAmount'
 
 import { MODAL_SEND } from 'config/constants'
diff --git a/src/components/modals/SettingsAccount.js b/src/components/modals/SettingsAccount.js
index f15690e7..8bca9901 100644
--- a/src/components/modals/SettingsAccount.js
+++ b/src/components/modals/SettingsAccount.js
@@ -4,11 +4,10 @@ import React, { PureComponent } from 'react'
 import { connect } from 'react-redux'
 import get from 'lodash/get'
 import { push } from 'react-router-redux'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import { MODAL_SETTINGS_ACCOUNT } from 'config/constants'
 
-import type { Account } from 'types/common'
-
 import { updateAccount, removeAccount } from 'actions/accounts'
 import { setDataModal, closeModal } from 'reducers/modals'
 
@@ -73,7 +72,7 @@ class SettingsAccount extends PureComponent<Props, State> {
         : {}),
       settings: {
         ...account.settings,
-        minConfirmations: minConfirmations || account.settings.minConfirmations,
+        minConfirmations: minConfirmations || account.minConfirmations,
       },
     }
   }
@@ -89,10 +88,7 @@ class SettingsAccount extends PureComponent<Props, State> {
     window.requestAnimationFrame(() => {
       updateAccount({
         ...account,
-        settings: {
-          ...account.settings,
-          minConfirmations: Number(minConfirmations),
-        },
+        minConfirmations: Number(minConfirmations),
       })
     })
   }
@@ -205,7 +201,7 @@ class SettingsAccount extends PureComponent<Props, State> {
                     type="number"
                     min={1}
                     max={100}
-                    value={account.settings.minConfirmations}
+                    value={account.minConfirmations}
                     onChange={this.handleChangeMinConfirmations(account)}
                   />
                 </Box>
diff --git a/src/helpers/balance.js b/src/helpers/balance.js
index 347594ca..fdb20571 100644
--- a/src/helpers/balance.js
+++ b/src/helpers/balance.js
@@ -2,14 +2,13 @@
 
 import moment from 'moment'
 import { getDefaultUnitByCoinType } from '@ledgerhq/currencies'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import find from 'lodash/find'
 import first from 'lodash/first'
 import isUndefined from 'lodash/isUndefined'
 import last from 'lodash/last'
 
-import type { Account } from 'types/common'
-
 type DateInterval = {
   start: string,
   end: string,
diff --git a/src/helpers/btc.js b/src/helpers/btc.js
index 33caa4a3..4609c53e 100644
--- a/src/helpers/btc.js
+++ b/src/helpers/btc.js
@@ -2,13 +2,12 @@
 
 import ledger from 'ledger-test-library'
 import bitcoin from 'bitcoinjs-lib'
+import type { OperationRaw } from '@ledgerhq/wallet-common/lib/types'
 
 import groupBy from 'lodash/groupBy'
 import noop from 'lodash/noop'
 import uniqBy from 'lodash/uniqBy'
 
-import type { Operation } from 'types/common'
-
 const GAP_LIMIT_ADDRESSES = 20
 
 export const networks = [
@@ -31,21 +30,25 @@ export function computeOperation(addresses: Array<string>) {
       .filter(i => addresses.includes(i.address))
       .reduce((acc, cur) => acc + cur.value, 0)
     const amount = outputVal - inputVal
+    console.warn('assiging a fake account id and blockHeight to operation') // eslint-disable-line no-console
     return {
       id: t.hash,
+      hash: t.hash,
       address: t.amount > 0 ? t.inputs[0].address : t.outputs[0].address,
       from: t.inputs.map(t => t.address),
       to: t.outputs.map(t => t.address),
       amount,
       confirmations: t.confirmations,
-      receivedAt: t.received_at,
+      date: t.received_at,
+      accountId: 'abcd',
+      blockHeight: 0,
     }
   }
 }
 
-export function getBalanceByDay(operations: Operation[]) {
+export function getBalanceByDay(operations: OperationRaw[]) {
   const txsByDate = groupBy(operations, tx => {
-    const [date] = new Date(tx.receivedAt).toISOString().split('T')
+    const [date] = new Date(tx.date).toISOString().split('T')
     return date
   })
 
@@ -89,7 +92,7 @@ export async function getAccount({
   network: Object,
   asyncDelay?: number,
   onProgress?: Function,
-}) {
+}): Promise<any> {
   const script = segwit ? parseInt(network.scriptHash, 10) : parseInt(network.pubKeyHash, 10)
 
   let balance = 0
diff --git a/src/reducers/accounts.js b/src/reducers/accounts.js
index 5b72063c..affb64fe 100644
--- a/src/reducers/accounts.js
+++ b/src/reducers/accounts.js
@@ -1,42 +1,34 @@
 // @flow
 
 import { handleActions } from 'redux-actions'
+import { createAccountModel } from '@ledgerhq/wallet-common/lib/models/account'
 
 import every from 'lodash/every'
 import get from 'lodash/get'
 import reduce from 'lodash/reduce'
-import defaultsDeep from 'lodash/defaultsDeep'
-
-import { getDefaultUnitByCoinType, getCurrencyByCoinType } from '@ledgerhq/currencies'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import type { State } from 'reducers'
-import type { Account } from 'types/common'
 
 export type AccountsState = Account[]
 const state: AccountsState = []
 
+const accountModel = createAccountModel()
+
 function orderAccountsOperations(account: Account) {
   const { operations } = account
-  operations.sort((a, b) => new Date(b.receivedAt) - new Date(a.receivedAt))
+  operations.sort((a, b) => b.date - a.date)
   return {
     ...account,
     operations,
   }
 }
 
-function applyDefaults(account) {
-  return defaultsDeep(account, {
-    settings: {
-      minConfirmations: 2,
-    },
-  })
-}
-
 const handlers: Object = {
   SET_ACCOUNTS: (
     state: AccountsState,
     { payload: accounts }: { payload: Account[] },
-  ): AccountsState => accounts.map(applyDefaults),
+  ): AccountsState => accounts,
 
   ADD_ACCOUNT: (
     state: AccountsState,
@@ -98,31 +90,19 @@ export function canCreateAccount(state: State): boolean {
   return every(getAccounts(state), a => get(a, 'operations.length', 0) > 0)
 }
 
-export function serializeAccounts(accounts: Array<Object>) {
-  return accounts.map((account, key) => ({
-    ...account,
-    currency: getCurrencyByCoinType(account.coinType),
-    name: account.name || `${key}`,
-    unit: account.unit || getDefaultUnitByCoinType(account.coinType),
-  }))
+// Yeah. `any` should be `AccountRaw[]` but it can also be a map
+// of wrapped accounts. And as flow is apparently incapable of doing
+// such a simple thing, let's put any, right? I don't care.
+export function serializeAccounts(accounts: any): Account[] {
+  // ensure that accounts are always wrapped in data key
+  if (accounts.length && !accounts[0].data) {
+    accounts = accounts.map(account => ({ data: account }))
+  }
+  return accounts.map(accountModel.decode)
 }
 
 export function deserializeAccounts(accounts: Account[]) {
-  return accounts.map(account => ({
-    id: account.id,
-    address: account.address,
-    addresses: account.addresses,
-    balance: account.balance,
-    balanceByDay: account.balanceByDay,
-    coinType: account.coinType,
-    index: account.index,
-    name: account.name,
-    operations: account.operations,
-    path: account.path,
-    rootPath: account.rootPath,
-    settings: account.settings,
-    unit: account.unit,
-  }))
+  return accounts.map(accountModel.encode)
 }
 
 export default handleActions(handlers, state)
diff --git a/src/renderer/events.js b/src/renderer/events.js
index 4ce0404e..ff5d5af6 100644
--- a/src/renderer/events.js
+++ b/src/renderer/events.js
@@ -4,8 +4,7 @@ import { ipcRenderer } from 'electron'
 import objectPath from 'object-path'
 import debug from 'debug'
 import { getDefaultUnitByCoinType } from '@ledgerhq/currencies'
-
-import type { Account } from 'types/common'
+import type { Account } from '@ledgerhq/wallet-common/lib/types'
 
 import { CHECK_UPDATE_DELAY, SYNC_ACCOUNT_DELAY, SYNC_COUNTER_VALUES_DELAY } from 'config/constants'
 
diff --git a/src/types/common.js b/src/types/common.js
index 3ab2f0b7..cea60865 100644
--- a/src/types/common.js
+++ b/src/types/common.js
@@ -1,7 +1,5 @@
 // @flow
 
-import type { Unit, Currency } from '@ledgerhq/currencies'
-
 export type Device = {
   vendorId: string,
   productId: string,
@@ -10,43 +8,6 @@ export type Device = {
 
 export type Devices = Array<Device>
 
-// -------------------- Operations
-
-export type Operation = {
-  id: string,
-  account?: Account,
-  address: string,
-  from: Array<string>,
-  to: Array<string>,
-  amount: number,
-  receivedAt: string,
-  confirmations: number,
-}
-
-// -------------------- Accounts
-
-export type AccountSettings = {
-  minConfirmations: number,
-}
-
-export type Account = {
-  address: string,
-  addresses: Array<string>,
-  archived?: boolean,
-  balance: number,
-  balanceByDay: Object,
-  coinType: number,
-  currency: Currency,
-  id: string,
-  index: number,
-  name: string,
-  path: string,
-  rootPath: string,
-  operations: Operation[],
-  unit: Unit,
-  settings: AccountSettings,
-}
-
 // -------------------- Settings
 
 export type SettingsProfile = {
@@ -55,12 +16,15 @@ export type SettingsProfile = {
     value: string,
   },
 }
+
 export type SettingsDisplay = {
   language: string,
 }
+
 export type SettingsMoney = {
   counterValue: string,
 }
+
 export type Settings = SettingsProfile & SettingsDisplay & SettingsMoney
 
 export type T = (string, ?Object) => string
diff --git a/yarn.lock b/yarn.lock
index c8481443..ff0ed7cb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -913,7 +913,7 @@
     lodash "^4.2.0"
     to-fast-properties "^2.0.0"
 
-"@ledgerhq/currencies@^4.7.3":
+"@ledgerhq/currencies@^4.7.1", "@ledgerhq/currencies@^4.7.3":
   version "4.7.3"
   resolved "https://registry.yarnpkg.com/@ledgerhq/currencies/-/currencies-4.7.3.tgz#0e28c0f1c74cf00b990be6865fbec374f808b71f"
   dependencies:
@@ -947,6 +947,19 @@
   dependencies:
     events "^2.0.0"
 
+"@ledgerhq/wallet-common@^0.6.0":
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/@ledgerhq/wallet-common/-/wallet-common-0.6.0.tgz#e6a77fada1e3eaef4d6e59f3ea5cebaf0a276a63"
+  dependencies:
+    "@ledgerhq/currencies" "^4.7.1"
+    axios "^0.18.0"
+    babel-jest "^23.0.0-alpha.0"
+    invariant "^2.2.2"
+    lodash "^4.17.4"
+    prando "^3.0.1"
+    react "^16.0.0"
+    timemachine "^0.3.0"
+
 "@posthtml/esm@^1.0.0":
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/@posthtml/esm/-/esm-1.0.0.tgz#09bcb28a02438dcee22ad1970ca1d85a000ae0cf"
@@ -1889,6 +1902,13 @@ babel-jest@^22.4.3:
     babel-plugin-istanbul "^4.1.5"
     babel-preset-jest "^22.4.3"
 
+babel-jest@^23.0.0-alpha.0:
+  version "23.0.0-alpha.4"
+  resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-23.0.0-alpha.4.tgz#e3bb1e486f4178b381cc7b37e6cafb1af3a9d1bf"
+  dependencies:
+    babel-plugin-istanbul "^4.1.6"
+    babel-preset-jest "^23.0.0-alpha.4"
+
 babel-loader@^7.1.2:
   version "7.1.3"
   resolved "https://registry.yarnpkg.com/babel-loader/-/babel-loader-7.1.3.tgz#ff5b440da716e9153abb946251a9ab7670037b16"
@@ -1939,10 +1959,23 @@ babel-plugin-istanbul@^4.1.5:
     istanbul-lib-instrument "^1.7.5"
     test-exclude "^4.1.1"
 
+babel-plugin-istanbul@^4.1.6:
+  version "4.1.6"
+  resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-4.1.6.tgz#36c59b2192efce81c5b378321b74175add1c9a45"
+  dependencies:
+    babel-plugin-syntax-object-rest-spread "^6.13.0"
+    find-up "^2.1.0"
+    istanbul-lib-instrument "^1.10.1"
+    test-exclude "^4.2.1"
+
 babel-plugin-jest-hoist@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-22.4.3.tgz#7d8bcccadc2667f96a0dcc6afe1891875ee6c14a"
 
+babel-plugin-jest-hoist@^23.0.0-alpha.4:
+  version "23.0.0-alpha.4"
+  resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-23.0.0-alpha.4.tgz#3f32715d54640e37cc62a84a9d3d7eada6a067fc"
+
 babel-plugin-minify-builtins@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-minify-builtins/-/babel-plugin-minify-builtins-0.2.0.tgz#317f824b0907210b6348671bb040ca072e2e0c82"
@@ -2542,6 +2575,13 @@ babel-preset-jest@^22.4.3:
     babel-plugin-jest-hoist "^22.4.3"
     babel-plugin-syntax-object-rest-spread "^6.13.0"
 
+babel-preset-jest@^23.0.0-alpha.4:
+  version "23.0.0-alpha.4"
+  resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-23.0.0-alpha.4.tgz#d3080507330e6d23c47dcc366d69f7a330174f70"
+  dependencies:
+    babel-plugin-jest-hoist "^23.0.0-alpha.4"
+    babel-plugin-syntax-object-rest-spread "^6.13.0"
+
 babel-preset-minify@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/babel-preset-minify/-/babel-preset-minify-0.2.0.tgz#006566552d9b83834472273f306c0131062a0acc"
@@ -4817,7 +4857,7 @@ electron-builder-lib@~20.6.2:
     semver "^5.5.0"
     temp-file "^3.1.1"
 
-electron-builder@^20.0.4, electron-builder@^20.8.0:
+electron-builder@^20.8.0:
   version "20.8.0"
   resolved "https://registry.yarnpkg.com/electron-builder/-/electron-builder-20.8.0.tgz#9f7067dc8a3aa9451d08e0231066556d39d0ffef"
   dependencies:
@@ -4997,7 +5037,7 @@ electron-webpack@^2.0.1:
     webpack-merge "^4.1.2"
     yargs "^11.1.0"
 
-electron@1.8.4, electron@^1.8.2:
+electron@1.8.4:
   version "1.8.4"
   resolved "https://registry.yarnpkg.com/electron/-/electron-1.8.4.tgz#cca8d0e6889f238f55b414ad224f03e03b226a38"
   dependencies:
@@ -7244,12 +7284,28 @@ istanbul-lib-coverage@^1.1.1, istanbul-lib-coverage@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-1.1.2.tgz#4113c8ff6b7a40a1ef7350b01016331f63afde14"
 
+istanbul-lib-coverage@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-1.2.0.tgz#f7d8f2e42b97e37fe796114cb0f9d68b5e3a4341"
+
 istanbul-lib-hook@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/istanbul-lib-hook/-/istanbul-lib-hook-1.1.0.tgz#8538d970372cb3716d53e55523dd54b557a8d89b"
   dependencies:
     append-transform "^0.4.0"
 
+istanbul-lib-instrument@^1.10.1:
+  version "1.10.1"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.10.1.tgz#724b4b6caceba8692d3f1f9d0727e279c401af7b"
+  dependencies:
+    babel-generator "^6.18.0"
+    babel-template "^6.16.0"
+    babel-traverse "^6.18.0"
+    babel-types "^6.18.0"
+    babylon "^6.18.0"
+    istanbul-lib-coverage "^1.2.0"
+    semver "^5.3.0"
+
 istanbul-lib-instrument@^1.7.5, istanbul-lib-instrument@^1.8.0, istanbul-lib-instrument@^1.9.2:
   version "1.9.2"
   resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.9.2.tgz#84905bf47f7e0b401d6b840da7bad67086b4aab6"
@@ -7969,9 +8025,6 @@ ledger-test-library@KhalilBellakrid/ledger-test-library-nodejs#7d37482:
   dependencies:
     axios "^0.17.1"
     bindings "^1.3.0"
-    electron "^1.8.2"
-    electron-builder "^20.0.4"
-    electron-rebuild "^1.7.3"
     nan "^2.6.2"
     prebuild-install "^2.2.2"
 
@@ -9721,6 +9774,10 @@ posthtml@^0.11.2, posthtml@^0.11.3:
     posthtml-parser "^0.3.3"
     posthtml-render "^1.1.0"
 
+prando@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/prando/-/prando-3.0.1.tgz#8fa6d856277fad738e50f3e550b702380ad52d6e"
+
 prebuild-install@^2.2.2:
   version "2.5.1"
   resolved "https://registry.yarnpkg.com/prebuild-install/-/prebuild-install-2.5.1.tgz#0f234140a73760813657c413cdccdda58296b1da"
@@ -10274,7 +10331,7 @@ react-treebeard@^2.1.0:
     shallowequal "^0.2.2"
     velocity-react "^1.3.1"
 
-react@^16.2.0:
+react@^16.0.0, react@^16.2.0:
   version "16.2.0"
   resolved "https://registry.yarnpkg.com/react/-/react-16.2.0.tgz#a31bd2dab89bff65d42134fa187f24d054c273ba"
   dependencies:
@@ -11820,6 +11877,16 @@ test-exclude@^4.1.1:
     read-pkg-up "^1.0.1"
     require-main-filename "^1.0.1"
 
+test-exclude@^4.2.1:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/test-exclude/-/test-exclude-4.2.1.tgz#dfa222f03480bca69207ca728b37d74b45f724fa"
+  dependencies:
+    arrify "^1.0.1"
+    micromatch "^3.1.8"
+    object-assign "^4.1.0"
+    read-pkg-up "^1.0.1"
+    require-main-filename "^1.0.1"
+
 text-table@^0.2.0, text-table@~0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
@@ -11866,6 +11933,10 @@ timed-out@4.0.1, timed-out@^4.0.0, timed-out@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/timed-out/-/timed-out-4.0.1.tgz#f32eacac5a175bea25d7fab565ab3ed8741ef56f"
 
+timemachine@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/timemachine/-/timemachine-0.3.0.tgz#83e2eb696cbfe4696c1708e6a3700df4e62fc525"
+
 timers-browserify@^2.0.4:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/timers-browserify/-/timers-browserify-2.0.6.tgz#241e76927d9ca05f4d959819022f5b3664b64bae"