diff --git a/.idea/caches/build_file_checksums.ser b/.idea/caches/build_file_checksums.ser
index ed17785ee0..250c584aea 100644
Binary files a/.idea/caches/build_file_checksums.ser and b/.idea/caches/build_file_checksums.ser differ
diff --git a/app/build.gradle b/app/build.gradle
index bf53a7d1c4..569b87cafb 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -6,8 +6,8 @@ android {
         applicationId "eu.faircode.email"
         minSdkVersion 23
         targetSdkVersion 28
-        versionCode 50
-        versionName "0.50"
+        versionCode 51
+        versionName "0.51"
         archivesBaseName = "FairEmail-v$versionName"
 
         javaCompileOptions {