diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1a32b8138..dbe63083c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Current Master
 
+- Fix occasional nonce tracking issue.
+- Fix bug where some events would not be emitted by web3.
+
 ## 3.5.3 2017-4-24
 
 - Popup new transactions in Firefox.
diff --git a/package.json b/package.json
index b892653fa..e3c222734 100644
--- a/package.json
+++ b/package.json
@@ -113,7 +113,7 @@
     "valid-url": "^1.0.9",
     "vreme": "^3.0.2",
     "web3": "0.18.2",
-    "web3-provider-engine": "^11.0.2",
+    "web3-provider-engine": "^12.0.1",
     "web3-stream-provider": "^2.0.6",
     "xtend": "^4.0.1"
   },