diff --git a/src/cw/cw_in_check_cipwap_join_req.c b/src/cw/cw_in_check_cipwap_join_req.c
index 31195043..3fc5198c 100644
--- a/src/cw/cw_in_check_cipwap_join_req.c
+++ b/src/cw/cw_in_check_cipwap_join_req.c
@@ -7,6 +7,7 @@
 #include "bstr.h"
 #include "sock.h" //tube
 
+#include "vendors.h"
 
 void cw_get_wtp_name(struct conn *conn,struct sockaddr *addr)
 {