diff --git a/metadata/com.exifthumbnailadder.app.yml b/metadata/com.exifthumbnailadder.app.yml
index 42c9315204..9a35f5dbda 100644
--- a/metadata/com.exifthumbnailadder.app.yml
+++ b/metadata/com.exifthumbnailadder.app.yml
@@ -192,7 +192,8 @@ Builds:
     subdir: app
     gradle:
       - standard
-    prebuild: sed -i -e '/keystoreProperties/d' build.gradle
+    prebuild: sed -i -e '/keystorePropertiesFile/,+4d' -e '/keystoreProperties.isEmpty()/,+4d'
+        build.gradle
     scandelete:
       - library
       - libs.prebuilt