diff --git a/src/Devtools.js b/src/Devtools.js
index <HASH>..<HASH> 100644
--- a/src/Devtools.js
+++ b/src/Devtools.js
@@ -146,7 +146,7 @@ module.exports = function (signalStore, controller) {
       if (window.__CEREBRAL_DEVTOOLS_GLOBAL_HOOK__) {
         window.__CEREBRAL_DEVTOOLS_GLOBAL_HOOK__.signals = controller.getSignals();
       }
-      var event = new Event('cerebral.dev.cerebralPing');
+      var event = new CustomEvent('cerebral.dev.cerebralPing');
       window.dispatchEvent(event);
     }
   };
Changed Event to CustomEvent for IE compatibility