diff --git a/dist/opencv.js b/dist/opencv.js
index 1be6d42..9971ab6 100644
--- a/dist/opencv.js
+++ b/dist/opencv.js
@@ -42,7 +42,7 @@ if (typeof exports === 'object' && typeof module === 'object')
       exports["cv"] = cv;
     
   if (typeof Module === 'undefined')
-    Module = {};
+    var Module = {};
   return cv(Module);
 }));
         
\ No newline at end of file
