diff --git a/.clang-format b/.clang-format
index efd1065..47210ae 100644
--- a/.clang-format
+++ b/.clang-format
@@ -1,4 +1,4 @@
-# SPDX-License-Identifier: GPL-2.0
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # clang-format configuration file. Intended for clang-format >= 16.
 #