diff --git a/app/build.gradle b/app/build.gradle
index 543fe1ed35..2eb6ad5d33 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -13,8 +13,8 @@ android {
         applicationId "eu.faircode.email"
         minSdkVersion 21
         targetSdkVersion 29
-        versionCode 644
-        versionName "1.644"
+        versionCode 645
+        versionName "1.645"
         archivesBaseName = "FairEmail-v$versionName"
 
         // https://en.wikipedia.org/wiki/List_of_dinosaur_genera