diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index a359c71fff4fe092a8223984e4c18d7adc191d6e..53452398c64d5d6f7de03792ee4b37918df582c7 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="eu.siacs.conversations"
-    android:versionCode="22"
-    android:versionName="0.5.1" >
+    android:versionCode="23"
+    android:versionName="0.6-alpha" >
 
     <uses-sdk
         android:minSdkVersion="14"