diff --git a/include/osmocom/gsm/mncc.h b/include/osmocom/gsm/mncc.h
index 171db7a..f2450d9 100644
--- a/include/osmocom/gsm/mncc.h
+++ b/include/osmocom/gsm/mncc.h
@@ -1,3 +1,5 @@
+/*! \file mncc.h */
+
 #pragma once
 
 #include <osmocom/gsm/protocol/gsm_04_08.h>