diff --git a/bufferevent_sock.c b/bufferevent_sock.c
index 71488571..ffc6c772 100644
--- a/bufferevent_sock.c
+++ b/bufferevent_sock.c
@@ -121,9 +121,8 @@ static void
 bufferevent_socket_set_conn_address(struct bufferevent_private *bev_p,
 	struct sockaddr *addr, size_t addrlen)
 {
-	if (addrlen <= sizeof(bev_p->conn_address)) {
-		memcpy(&bev_p->conn_address, addr, addrlen);
-	}
+	EVUTIL_ASSERT(addrlen <= sizeof(bev_p->conn_address));
+	memcpy(&bev_p->conn_address, addr, addrlen);
 }
 
 static void