diff --git a/app/scripts/background.js b/app/scripts/background.js
index 4f537b30a..bfd1fc92b 100644
--- a/app/scripts/background.js
+++ b/app/scripts/background.js
@@ -153,7 +153,7 @@ function setupProviderConnection(stream, originDomain){
     if (payload.method === 'eth_sendTransaction') {
       payload.params[0].origin = originDomain
     } else if (payload.method === 'eth_sign') {
-      payload.params.push(originDomain)
+      payload.params.push({ origin: originDomain })
     }
     // handle rpc request
     provider.sendAsync(payload, function onPayloadHandled(err, response){
diff --git a/app/scripts/lib/notifications.js b/app/scripts/lib/notifications.js
index 5a7ae6c2b..d011d778b 100644
--- a/app/scripts/lib/notifications.js
+++ b/app/scripts/lib/notifications.js
@@ -68,6 +68,7 @@ function createTxNotification(opts){
 
 function createMsgNotification(opts){
   var message = [
+    'Submitted by '+opts.msgParams.origin,
     'to be signed by: '+uiUtils.addressSummary(opts.msgParams.from),
     'message:\n'+opts.msgParams.data,
   ].join('\n')
diff --git a/package.json b/package.json
index c5ec98b11..2e55d0d87 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "through2": "^2.0.1",
     "vreme": "^3.0.2",
     "web3": "ethereum/web3.js#0.16.0",
-    "web3-provider-engine": "^7.6.5",
+    "web3-provider-engine": "^7.7.0",
     "web3-stream-provider": "^2.0.1",
     "xtend": "^4.0.1"
   },