diff --git a/CHANGELOG.MD b/CHANGELOG.MD
index ccefff5..660cdcb 100644
--- a/CHANGELOG.MD
+++ b/CHANGELOG.MD
@@ -1,5 +1,9 @@
 # safe_app nodejs Change Log
 
+## 0.5.1
+- Upgrade safe_app version to `57f3afb`
+- Adapt to change in safe_app which adds app's ID in unreg auth requests
+
 ## 0.5.0
 
 - Add function to retrieve account information
diff --git a/package.json b/package.json
index f382719..86eabba 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@maidsafe/safe-node-app",
-  "version": "0.5.0",
+  "version": "0.5.1",
   "description": "",
   "main": "src/index.js",
   "scripts": {