diff --git a/library/bignum_mod_raw.h b/library/bignum_mod_raw.h
index 7b3a0c1..aba5d06 100644
--- a/library/bignum_mod_raw.h
+++ b/library/bignum_mod_raw.h
@@ -5,7 +5,9 @@
  *  module (bignum_mod.c) and the ECP module (ecp.c, ecp_curves.c). All other
  *  modules should use the high-level modular bignum interface (bignum_mod.h)
  *  or the legacy bignum interface (bignum.h).
- *
+ */
+
+/*
  *  Copyright The Mbed TLS Contributors
  *  SPDX-License-Identifier: Apache-2.0
  *