diff --git a/CHANGELOG.md b/CHANGELOG.md
index 65c678c17..f6ffda237 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -37,6 +37,7 @@
 * Container removeHandler will re-instate a child's Scene shutdown listener.
 * Container preDestroy now handles the pre-destroy calls, such as clearing the container.
 * Blitter preDestroy will now clear the children List and renderList.
+* The AudioContextMonkeyPatch has been updated to use an iife. Fix #3437 (thanks @NebSehemvi)
 
 ### Bug Fixes
 
diff --git a/src/polyfills/AudioContextMonkeyPatch.js b/src/polyfills/AudioContextMonkeyPatch.js
index 8e5ed0ca4..2d89574a3 100644
--- a/src/polyfills/AudioContextMonkeyPatch.js
+++ b/src/polyfills/AudioContextMonkeyPatch.js
@@ -47,8 +47,8 @@ and string types for AudioPannerNode.panningModel, AudioPannerNode.distanceModel
 BiquadFilterNode.type and OscillatorNode.type.
 
 */
-(function (global, exports, perf) {
-  'use strict';
+
+(function () {
 
   function fixSetTarget(param) {
     if (!param)	// if NYI, just return
@@ -178,5 +178,4 @@ BiquadFilterNode.type and OscillatorNode.type.
     window.OfflineAudioContext = webkitOfflineAudioContext;
   }
 
-}(window));
-
+})();