diff --git a/reconnecting-websocket.ts b/reconnecting-websocket.ts
index 364d8f5e..1831bd09 100644
--- a/reconnecting-websocket.ts
+++ b/reconnecting-websocket.ts
@@ -377,6 +377,7 @@ export default class ReconnectingWebSocket {
             .then(url => {
                 // close could be called before creating the ws
                 if (this._closeCalled) {
+                    this._connectLock = false;
                     return;
                 }
                 this._debug('connect', {url, protocols: this._protocols, options: this._options});