diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index e8753c7..dbf9b47 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -14,6 +14,7 @@
  * Copyright (C) Frederic Rible F1OAT (frible@teaser.fr)
  */
 #include <linux/config.h>
+#include <linux/capability.h>
 #include <linux/module.h>
 #include <linux/errno.h>
 #include <linux/types.h>