diff --git a/net/tipc/discover.c b/net/tipc/discover.c
index caac5c93b7f7..2c14d6dbc3d7 100644
--- a/net/tipc/discover.c
+++ b/net/tipc/discover.c
@@ -75,12 +75,12 @@ static struct sk_buff *tipc_disc_init_msg(u32 type,
 					  u32 dest_domain,
 					  struct tipc_bearer *b_ptr)
 {
-	struct sk_buff *buf = tipc_buf_acquire(DSC_H_SIZE);
+	struct sk_buff *buf = tipc_buf_acquire(INT_H_SIZE);
 	struct tipc_msg *msg;
 
 	if (buf) {
 		msg = buf_msg(buf);
-		tipc_msg_init(msg, LINK_CONFIG, type, DSC_H_SIZE, dest_domain);
+		tipc_msg_init(msg, LINK_CONFIG, type, INT_H_SIZE, dest_domain);
 		msg_set_non_seq(msg, 1);
 		msg_set_dest_domain(msg, dest_domain);
 		msg_set_bc_netid(msg, tipc_net_id);
diff --git a/net/tipc/msg.h b/net/tipc/msg.h
index bea0126cb676..50063664b93f 100644
--- a/net/tipc/msg.h
+++ b/net/tipc/msg.h
@@ -525,7 +525,6 @@ static inline struct tipc_msg *msg_get_wrapped(struct tipc_msg *m)
 #define  NAME_DISTRIBUTOR     11
 #define  MSG_FRAGMENTER       12
 #define  LINK_CONFIG          13
-#define  DSC_H_SIZE           40
 
 /*
  *  Connection management protocol messages