diff --git a/lib/expressapp.js b/lib/expressapp.js
index e44e26a..bb73d52 100644
--- a/lib/expressapp.js
+++ b/lib/expressapp.js
@@ -134,6 +134,17 @@ ExpressApp.start = function(opts) {
     });
   });
 
+
+  router.put('/v1/copayers', function(req, res) {
+    getServerWithAuth(req, res, function(server) {
+      server.replaceTemporaryRequestKey(req.body, function(err, result) {
+        if (err) return returnError(err, res, req);
+        res.json(result);
+      });
+    });
+  });
+
+
   router.get('/v1/wallets/', function(req, res) {
     getServerWithAuth(req, res, function(server) {
       var result = {};
diff --git a/lib/model/wallet.js b/lib/model/wallet.js
index 51ed4e2..3439321 100644
--- a/lib/model/wallet.js
+++ b/lib/model/wallet.js
@@ -96,7 +96,7 @@ Wallet.prototype.addCopayer = function(copayer) {
 
   this.status = 'complete';
   this.publicKeyRing = _.map(this.copayers, function(copayer) {
-    return _.pick(copayer, ['xPubKey', 'requestPubKey']);
+    return _.pick(copayer, ['xPubKey', 'requestPubKey', 'isTemporaryRequestKey']);
   });
 };
 
@@ -113,7 +113,7 @@ Wallet.prototype.updateCopayerRequestKey = function(copayerId, requestPubKey) {
   c.requestPubKey = requestPubKey;
   c.isTemporaryRequestKey = false;
   this.publicKeyRing = _.map(this.copayers, function(copayer) {
-    return _.pick(copayer, ['xPubKey', 'requestPubKey']);
+    return _.pick(copayer, ['xPubKey', 'requestPubKey', 'isTemporaryRequestKey']);
   });
 };
 
diff --git a/lib/server.js b/lib/server.js
index 3ec2e3f..61ca69d 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -79,7 +79,6 @@ WalletService.getInstanceWithAuth = function(opts, cb) {
     if (!copayer) return cb(new ClientError('NOTAUTHORIZED', 'Copayer not found'));
 
     var isValid = server._verifySignature(opts.message, opts.signature, copayer.requestPubKey);
-
     if (!isValid)
       return cb(new ClientError('NOTAUTHORIZED', 'Invalid signature'));
 
@@ -219,8 +218,8 @@ WalletService.prototype.replaceTemporaryRequestKey = function(opts, cb) {
 
         self._notify('CopayerUpdated', {
           walletId: opts.walletId,
-          copayerId: copayer.id,
-          copayerName: copayer.name,
+          copayerId: self.copayerId,
+          copayerName: opts.name,
         });
 
         return cb(null, {