diff --git a/rust2rpm/__main__.py b/rust2rpm/__main__.py
index bc6d240..5dc5023 100644
--- a/rust2rpm/__main__.py
+++ b/rust2rpm/__main__.py
@@ -72,7 +72,7 @@ def main():
             log.warn("The '--suffix' argument is deprecated, use the '--compat' flag instead.")
             rpm_name = package_name_suffixed(base_name, args.suffix)
         elif args.compat:
-            rpm_name = package_name_compat(base_name, args.version)
+            rpm_name = package_name_compat(base_name, version)
         else:
             rpm_name = package_name_suffixed(base_name, None)