diff --git a/conf/app.src b/conf/app.src
index 554b76d..d886508 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,6 +1,6 @@
 SOURCE_URL=https://github.com/RainLoop/rainloop-webmail/releases/download/v1.12.1/rainloop-community-1.12.1.zip
 SOURCE_SUM=5d7f99d0e145d22617de8c17e43f34842245d5570662f97f4352487671df811b
 SOURCE_SUM_PRG=sha256sum
-SOURCE_FORMAT=tar.gz
+SOURCE_FORMAT=zip
 SOURCE_IN_SUBDIR=false
 SOURCE_FILENAME=