diff --git a/gromox.spec b/gromox.spec
index c6352c7..3a2d614 100644
--- a/gromox.spec
+++ b/gromox.spec
@@ -26,7 +26,7 @@ License:        AGPL-3.0-or-later AND GPL-2.0-only AND GPL-3.0-or-later
 Group:          Productivity/Networking/Email/Servers
 URL:            https://grommunio.com/
 Source:         %name-%version.tar.xz
-Source:         %name-%version.tar.asc
+Source2:        %name-%version.tar.asc
 Source8:        %name.keyring
 Source9:        %name-rpmlintrc
 BuildRequires:  automake >= 1.11