diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index 19f7089..8222914 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -230,7 +230,7 @@
 
 /* Exported by fib_semantics.c */
 extern int ip_fib_check_default(__be32 gw, struct net_device *dev);
-extern int fib_sync_down(u32 local, struct net_device *dev, int force);
+extern int fib_sync_down(__be32 local, struct net_device *dev, int force);
 extern int fib_sync_up(struct net_device *dev);
 extern __be32  __fib_res_prefsrc(struct fib_result *res);