diff --git a/src/router.c b/src/router.c
index b47c5cc..f1af665 100644
--- a/src/router.c
+++ b/src/router.c
@@ -277,7 +277,7 @@ DWORD router_main(void *arg) {
 			continue;
 		}
 		
-		memset(&rp_header, 0, sizeof(*rp_header));
+		memset(rp_header, 0, sizeof(*rp_header));
 		rp_header->src_ipaddr = addr.sin_addr.s_addr;
 		
 		struct router_addr *ra = router->addrs;