diff --git a/include/osmocom/gsm/gsm48_ie.h b/include/osmocom/gsm/gsm48_ie.h
index 8445486..f7cc24e 100644
--- a/include/osmocom/gsm/gsm48_ie.h
+++ b/include/osmocom/gsm/gsm48_ie.h
@@ -1,3 +1,5 @@
+/*! \file gsm48_ie.h */
+
 #pragma once
 
 #include <stdint.h>