diff --git a/.idea/caches/build_file_checksums.ser b/.idea/caches/build_file_checksums.ser
index dc13042490..ec992f6bf1 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 5bcb025b05..07150e9e54 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -6,8 +6,8 @@ android {
         applicationId "eu.faircode.email"
         minSdkVersion 23
         targetSdkVersion 28
-        versionCode 52
-        versionName "0.52"
+        versionCode 53
+        versionName "0.53"
         archivesBaseName = "FairEmail-v$versionName"
 
         javaCompileOptions {