diff --git a/dist/opencv.js b/dist/opencv.js
index af4111b..3ba8a69 100644
--- a/dist/opencv.js
+++ b/dist/opencv.js
@@ -41,7 +41,7 @@ else if (typeof define === 'function' && define['amd'])
   define([], () => cv);
 
   if (typeof Module === 'undefined')
-    Module = {};
+    var Module = {};
   return cv(Module);
 }));
         
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