diff --git a/tests/owner.at b/tests/owner.at
index 799bd43d..e2ccc327 100644
--- a/tests/owner.at
+++ b/tests/owner.at
@@ -31,6 +31,7 @@ genfile --file a
 tar --owner="Joe the Plumber:1234" \
     --group="Plumber's Union:5678" \
     --mtime='@0' \
+    --mode='u=rw,go=r' \
     -cf arc a
 
 tar -tvf arc