diff --git a/pungi.spec b/pungi.spec
index 4c7c0965..b839e791 100644
--- a/pungi.spec
+++ b/pungi.spec
@@ -105,6 +105,7 @@ no guarantees about API stability.
 
 
 %package dummy
+Summary:    Test empty sub-package
 BuildArch: noarch
 Requires:   pungi = %{version}-%{release}