diff --git a/src/handshake.c b/src/handshake.c
index 8b08379d..8169ec69 100644
--- a/src/handshake.c
+++ b/src/handshake.c
@@ -115,6 +115,7 @@ void handshake_state_free(struct handshake_state *s)
 	l_free(s->fte);
 	l_free(s->fils_ip_req_ie);
 	l_free(s->fils_ip_resp_ie);
+	l_free(s->vendor_ies);
 
 	if (s->erp_cache)
 		erp_cache_put(s->erp_cache);