Index: src/org/carrot2/labs/smartsprites/SpriteBuilder.java
===================================================================
--- src/org/carrot2/labs/smartsprites/SpriteBuilder.java	(revision 3596)
+++ src/org/carrot2/labs/smartsprites/SpriteBuilder.java	(working copy)
@@ -327,7 +327,7 @@
         {
             final File imageFile = spriteImageBuilder.getImageFile(cssFile,
                 (ie6 ? SpriteImageBuilder.addIe6Suffix(directive, true)
-                    : directive.imagePath), false);
+                    : directive.imagePath), true);
             if (spriteImageUidBySpriteImageFile.containsKey(directive))
             {
                 return spriteImageUidBySpriteImageFile.get(imageFile);