diff --git a/src/vnet/ipsec/ipsec.h b/src/vnet/ipsec/ipsec.h
index 4d066c3..07944a1 100644
--- a/src/vnet/ipsec/ipsec.h
+++ b/src/vnet/ipsec/ipsec.h
@@ -174,6 +174,7 @@
   u8 remote_integ_key[128];
   u8 renumber;
   u32 show_instance;
+  u8 udp_encap;
 } ipsec_add_del_tunnel_args_t;
 
 typedef struct
@@ -321,8 +322,7 @@
 int ipsec_add_del_spd (vlib_main_t * vm, u32 spd_id, int is_add);
 int ipsec_add_del_policy (vlib_main_t * vm, ipsec_policy_t * policy,
 			  int is_add);
-int ipsec_add_del_sa (vlib_main_t * vm, ipsec_sa_t * new_sa, int is_add,
-		      u8 udp_encap);
+int ipsec_add_del_sa (vlib_main_t * vm, ipsec_sa_t * new_sa, int is_add);
 int ipsec_set_sa_key (vlib_main_t * vm, ipsec_sa_t * sa_update);
 
 u32 ipsec_get_sa_index_by_sa_id (u32 sa_id);