diff --git a/serverloop.c b/serverloop.c
index 2ad0bcf..3efe7d8 100644
--- a/serverloop.c
+++ b/serverloop.c
@@ -1090,6 +1090,7 @@
 
 		success = channel_cancel_rport_listener(cancel_address,
 		    cancel_port);
+		xfree(cancel_address);
 	}
 	if (want_reply) {
 		packet_start(success ?