diff --git a/src/wtp/discovery.c b/src/wtp/discovery.c
index f2efa7dc..604f2a2a 100644
--- a/src/wtp/discovery.c
+++ b/src/wtp/discovery.c
@@ -124,7 +124,7 @@ static int run_discovery(struct conn *conn)
 
 	conn->capwap_state = CW_STATE_DISCOVERY;
 	mbag_set_byte(conn->outgoing, CW_ITEM_DISCOVERY_TYPE,
-			      CW_DISCOVERY_TYPE_UNKNOWN);
+			      CAPWAP_DISCOVERY_TYPE_UNKNOWN);
 
 
 	cw_init_request(conn, CW_MSG_DISCOVERY_REQUEST);