diff --git a/mod_auth_mellon.spec b/mod_auth_mellon.spec
index 90a60bb..5ed81c9 100644
--- a/mod_auth_mellon.spec
+++ b/mod_auth_mellon.spec
@@ -10,6 +10,7 @@ Source3: mod_auth_mellon.conf
 Source4: mellon_create_metadata.sh
 Source5: README.redhat.rst
 License: GPLv2+
+BuildRequires:  gcc
 BuildRequires: curl-devel
 BuildRequires: glib2-devel
 BuildRequires: httpd-devel