diff --git a/app/proguard.cfg b/app/proguard.cfg
index b57418401..4af9ddab9 100644
--- a/app/proguard.cfg
+++ b/app/proguard.cfg
@@ -66,6 +66,11 @@
 -dontwarn javax.naming.**
 -dontwarn sun.net.spi.**
 
+# keep all of Kontalk
+-keep class org.kontalk.** {
+    *;
+}
+
 # keep all of Spongy Castle (until we can find another more reliable way)
 -keep class org.spongycastle.** {
     *;
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 0e9e33709..59327daee 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -18,8 +18,8 @@
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
       package="org.kontalk"
-      android:versionCode="41"
-      android:versionName="3.0-beta8"
+      android:versionCode="42"
+      android:versionName="3.0-beta8.1"
       android:installLocation="internalOnly">
     <uses-sdk android:minSdkVersion="8" android:targetSdkVersion="21"/>
     <uses-permission android:name="android.permission.INTERNET"/>