diff --git a/src/clean.js b/src/clean.js
index 3449dd4d..485c2b7c 100644
--- a/src/clean.js
+++ b/src/clean.js
@@ -13,7 +13,7 @@ export function cleanUpWindow(win) {
 
     if (requestPromises) {
         for (let promise of requestPromises) {
-            promise.reject(new Error(`Window cleaned up`));
+            promise.reject(new Error(`No response from window - cleaned up`));
         }
     }