diff --git a/widelands.spec b/widelands.spec
index 3153d3c..5876cbd 100644
--- a/widelands.spec
+++ b/widelands.spec
@@ -47,6 +47,7 @@ BuildRequires:  libpng-devel
 BuildRequires:  libtiff-devel
 BuildRequires:  lua51-devel
 BuildRequires:  ninja
+BuildRequires:  openSUSE-release
 BuildRequires:  optipng
 BuildRequires:  python-devel
 BuildRequires:  update-desktop-files