diff --git a/packages/analytics-js/src/services/HttpClient/xhr/xhrRequestHandler.ts b/packages/analytics-js/src/services/HttpClient/xhr/xhrRequestHandler.ts
index d6aee3e4c..c8202d918 100644
--- a/packages/analytics-js/src/services/HttpClient/xhr/xhrRequestHandler.ts
+++ b/packages/analytics-js/src/services/HttpClient/xhr/xhrRequestHandler.ts
@@ -115,7 +115,7 @@ const xhrRequest = (
       }
     };
 
-    xhr.open(options.method, options.url);
+    xhr.open(options.method, options.url, true);
     if (options.withCredentials === true) {
       xhr.withCredentials = true;
     }