diff --git a/.github/workflows/mkosi.yml b/.github/workflows/mkosi.yml
index 7e6e64900d..4bd33179b0 100644
--- a/.github/workflows/mkosi.yml
+++ b/.github/workflows/mkosi.yml
@@ -203,4 +203,5 @@ jobs:
           build/mkosi.output/*.rpm
           build/mkosi.output/*.deb
           build/mkosi.output/*.ddeb
-          build/mkosi.output/*.tar.pkg
+          build/mkosi.output/*.pkg.tar
+        retention-days: 4