diff --git a/mozilla/toolkit/themes/winstripe/global/jar.mn b/mozilla/toolkit/themes/winstripe/global/jar.mn
index 9042f756469..faa68425df0 100644
--- a/mozilla/toolkit/themes/winstripe/global/jar.mn
+++ b/mozilla/toolkit/themes/winstripe/global/jar.mn
@@ -154,9 +154,7 @@ classic.jar:
         skin/classic/global/tree/sort-asc.gif                    (tree/sort-asc.gif)
         skin/classic/global/tree/sort-dsc.gif                    (tree/sort-dsc.gif)
         skin/classic/global/tree/twisty-clsd.png                 (tree/twisty-clsd.png)
-        skin/classic/global/tree/twisty-clsd-hover.png           (tree/twisty-clsd-hover.png)
         skin/classic/global/tree/twisty-open.png                 (tree/twisty-open.png)
-        skin/classic/global/tree/twisty-open-hover.png           (tree/twisty-open-hover.png)
         skin/classic/global/throbber/Throbber-small.gif          (throbber/Throbber-small.gif)
         skin/classic/global/throbber/Throbber-small.png          (throbber/Throbber-small.png)