diff --git a/Dockerfile b/Dockerfile
index 0524a2b..17b6260 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,8 +5,8 @@ RUN apt-get update && \
   apt-get install -y xz-utils python && \
   rm -rf /var/lib/apt/lists/*
 
-RUN curl https://nodejs.org/dist/v14.18.1/node-v14.18.1-linux-arm64.tar.xz --output node-v14.18.1-linux-arm64.tar.xz
-RUN tar xvf node-v14.18.1-linux-arm64.tar.xz
+RUN curl https://nodejs.org/dist/v14.18.1/node-v14.18.1-linux-x64.tar.xz --output node-v14.18.1-linux-x64.tar.xz
+RUN tar xvf node-v14.18.1-linux-x64.tar.xz
 
 
 # urbit-bitcoin-rpc Builder container
@@ -40,7 +40,7 @@ RUN groupadd -g $GID -o $USERNAME && \
   echo "$USERNAME    ALL=(ALL:ALL) NOPASSWD: /usr/bin/append-to-hosts" | tee -a /etc/sudoers
 
 # Copy files from the builder containers
-COPY --from=nodejs-builder /node-v14.18.1-linux-arm64/ /usr/local/
+COPY --from=nodejs-builder /node-v14.18.1-linux-x64/ /usr/local/
 COPY --from=urbit-rpc-builder /urbit-bitcoin-rpc/* /
 COPY --from=urbit-rpc-builder /urbit-bitcoin-rpc/src /src
 
diff --git a/README.md b/README.md
index a660544..01fe7bb 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,12 @@ Since Umbrel ships with `bitcoind` and `electrs` out of the box, the only remain
 
 The Docker Compose file is included for reference. Most importantly it imports env vars that describe the `bitcoind` and `electrs` servers to communicate with. This package does not need persistent storage.
 
-Once you've got it running, try curling it:
+Once running on a fully synced Umbrel, you can connect your ship to it like this:
 
 ```
-$> curl http://ip.address.here:50002/addresses/info/bc1qm7cegwfd0pvv9ypvz5nhstage00xkxevtrpshc
+dojo> |rein %bitcoin [& %btc-provider]
+dojo> =network %main
+dojo> :btc-provider +bitcoin!btc-provider/command [%set-credentials api-url='http://addresshere:50002' network]
 ```
+
+If it's working, you will be able to see a new block announcement in your dojo.
diff --git a/bin/get-bitcoin.sh b/bin/get-bitcoin.sh
deleted file mode 100644
index eaa1352..0000000
--- a/bin/get-bitcoin.sh
+++ /dev/null
@@ -1,93 +0,0 @@
-#!/usr/bin/env bash
-
-set -e
-# For debugging:
-# set -x
-
-# Versions available (per https://bitcoincore.org/bin) are:
-#
-# (there are earlier versions available, but the binary URLs don't conform to the
-# same pattern.)
-#
-
-VERSIONS=(
-0.13.0
-0.13.1
-0.13.2
-0.14.3
-0.15.2
-0.16.3
-0.17.0
-0.17.0.1
-0.17.1
-0.17.2
-0.18.0
-0.18.1
-0.19.0.1
-0.19.1
-0.20.0
-0.20.1
-0.20.2
-0.21.0
-0.21.1
-0.21.2
-)
-
-err() {
-  >&2 echo "$@"
-}
-
-if [ ! -f /etc/debian_version ] && [ ! -f /etc/lsb_release ]; then
-  err "This script is intended for use on Debian-based systems."
-  exit 1
-fi
-
-VERSION="$1"
-INSTALL_PREFIX="${2:-/}"
-
-URL_BASE="https://bitcoincore.org/bin/bitcoin-core-${VERSION}"
-FILENAME="bitcoin-${VERSION}-x86_64-linux-gnu.tar.gz"
-
-if [ -z "${VERSION}" ]; then
-  err "Usage: get-bitcoin.sh <version> [<install-prefix>]"
-  err
-  err "Available versions are:"
-
-  for v in "${VERSIONS[@]}"; do
-    err "  ${v}"
-  done
-
-  err
-  exit 1
-fi
-
-TMPDIR=$(mktemp -d)
-cd "$TMPDIR"
-
-# Verify this signing key fingerprint here:
-#
-#   https://github.com/bitcoin/bitcoin/tree/master/contrib/verifybinaries
-#
-gpg --keyserver hkp://keyserver.ubuntu.com --recv-keys 01EA5486DE18A882D4C2684590C8019E36C2E964
-
-curl -O "${URL_BASE}/SHA256SUMS.asc"
-curl -O "${URL_BASE}/${FILENAME}"
-
-sha256sum --ignore-missing --check SHA256SUMS.asc \
-  | tee - | grep -o "${FILENAME}: OK"
-
-gpg --verify SHA256SUMS.asc >gpg_verify_out 2>&1
-grep '^gpg: Good signature from "Wladimir J. van der Laan' gpg_verify_out
-grep '^Primary key fingerprint: 01EA 5486 DE18 A882 D4C2  6845 90C8 019E 36C2 E964' gpg_verify_out
-
-tar -xzvf "${FILENAME}"
-DIR=$(find . -name 'bitcoin-*' -type d | head -n 1)
-ls -lah ${DIR}
-rm "${DIR}"/bin/bitcoin-qt
-cp -r "${DIR}"/* "${INSTALL_PREFIX}"
-
-echo
-echo "Bitcoin installed:"
-echo
-"${INSTALL_PREFIX}/bin/bitcoind" --version || true
-
diff --git a/rpc/mainnet-start.sh b/rpc/mainnet-start.sh
index e89870b..bf2524d 100755
--- a/rpc/mainnet-start.sh
+++ b/rpc/mainnet-start.sh
@@ -3,12 +3,9 @@
 # Set host.docker.internal
 sudo /usr/bin/append-to-hosts "$(ip -4 route list match 0/0 | awk '{print $3 "\thost.docker.internal"}')"
 echo Running modified mainnet script...
-export BTC_RPC_PORT=${BITCOIN_RPC_PORT}
-export ELECTRS_HOST=${ELECTRUM_IP}
-export ELECTRS_PORT=${ELECTRUM_PORT}
-# docker-compose.yml also passes the folllowing env vars:
-# $BITCOIN_RPC_USER, $BITCOIN_RPC_PASS, $BITCOIN_RPC_AUTH,
-# and $BITCOIN_IP
+# docker-compose.yml passes the folllowing env vars:
+# $BITCOIN_RPC_AUTH, $BITCOIN_PORT, $BITCOIN_IP, $BITCOIN_PORT,
+# $ELECTRUM_IP, and $ELECTRUM_PORT
 export PROXY_PORT=50002
 
 node src/server.js
diff --git a/rpc/server.js b/rpc/server.js
index f63b18a..67de5e0 100644
--- a/rpc/server.js
+++ b/rpc/server.js
@@ -5,14 +5,11 @@ const BigNumber = require("bignumber.js");
 const request = require("request");
 
 //var electrsHost = 'electrs';
-const btcCookiePass = process.env.BTC_RPC_COOKIE_PASS;
-const btcRpcPort = process.env.BTC_RPC_PORT;
+const btcRpcPort = process.env.BITCOIN_RPC_PORT;
 const btcIp = process.env.BITCOIN_IP;
 const btcRpcUrl = `${btcIp}:${btcRpcPort}/`;
-const electrsHost = process.env.ELECTRS_HOST;
-const electrsPort = process.env.ELECTRS_PORT;
-const btcRpcUser = process.env.BITCOIN_RPC_USER;
-const btcRpcPass = process.env.BITCOIN_RPC_PASSWORD;
+const electrsHost = process.env.ELECTRUM_IP;
+const electrsPort = process.env.ELECTRUM_PORT;
 const btcRpcAuth = process.env.BITCOIN_RPC_AUTH;
 // console.log(`INFO PROXY: btc rpc pass: ${btcCookiePass}`)
 console.log(`INFO PROXY: Electrs host: ${electrsHost}:${electrsPort}`);