diff --git a/dummy.tgz b/dummy_for_debtransform.tgz
similarity index 100%
rename from dummy.tgz
rename to dummy_for_debtransform.tgz
diff --git a/system-user-grommunio.spec b/system-user-grommunio.spec
index 4ad5be0..c425967 100644
--- a/system-user-grommunio.spec
+++ b/system-user-grommunio.spec
@@ -23,6 +23,7 @@ Summary:        System users and groups for grommunio
 License:        MIT
 Group:          System/Fhs
 URL:            https://grommunio.com/
+Source:         dummy_for_debtransform.tgz
 BuildArch:      noarch
 BuildRequires:  systemd-rpm-macros
 Obsoletes:      system-user-groweb < %version-%release