diff --git a/app/build.gradle b/app/build.gradle
index fccfb0da..8b27baf3 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -18,8 +18,8 @@ android {
         applicationId "com.keylesspalace.tusky"
         minSdkVersion 21
         targetSdkVersion 28
-        versionCode 49
-        versionName "3.1"
+        versionCode 50
+        versionName "4.0 beta 1"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
     }