diff --git a/services/backup/src/main/java/de/mm20/launcher2/backup/BackupManager.kt b/services/backup/src/main/java/de/mm20/launcher2/backup/BackupManager.kt
index 2dba5a5a..f963ef5c 100644
--- a/services/backup/src/main/java/de/mm20/launcher2/backup/BackupManager.kt
+++ b/services/backup/src/main/java/de/mm20/launcher2/backup/BackupManager.kt
@@ -139,10 +139,11 @@ class BackupManager(
         /**
          * Format changelog:
          * - 1.5: added `weight` to favorites
+         * - 1.9: migrate from proto to json data store
          */
 
         private const val BackupFormatMajor = 1
-        private const val BackupFormatMinor = 8
+        private const val BackupFormatMinor = 9
         internal const val BackupFormat = "$BackupFormatMajor.$BackupFormatMinor"
     }
 }