diff --git a/Objective-J/CommonJS/lib/objective-j/jake/environment.js b/Objective-J/CommonJS/lib/objective-j/jake/environment.js
index 1aafd8a63..a0f6b5064 100644
--- a/Objective-J/CommonJS/lib/objective-j/jake/environment.js
+++ b/Objective-J/CommonJS/lib/objective-j/jake/environment.js
@@ -65,7 +65,7 @@ Environment.prototype.spritesImagesAsMHTML = function()
 
 Environment.prototype.setSpritesImagesAsDataURLs = function(/*Boolean*/ shouldSpriteImagesAsDataURLs)
 {
-    this._setSpritesImagesAsDataURLs = !!shouldSpriteImagesAsDataURLs;
+    this._spritesImagesAsDataURLs = !!shouldSpriteImagesAsDataURLs;
 }
 
 Environment.prototype.spritesImagesAsDataURLs = function()