Index: intern/ghost/intern/GHOST_WindowCocoa.mm
===================================================================
--- intern/ghost/intern/GHOST_WindowCocoa.mm	(revision 42499)
+++ intern/ghost/intern/GHOST_WindowCocoa.mm	(working copy)
@@ -1220,9 +1220,11 @@
         
         // Progress fill
         progressBox = NSInsetRect(progressBox, 1, 1);
-        [[NSColor knobColor] setFill];
+        
         progressBox.size.width = progressBox.size.width * progress;
-		NSRectFill(progressBox);
+        NSGradient *gradient = [[NSGradient alloc] initWithStartingColor:[NSColor darkGrayColor] endingColor:[NSColor lightGrayColor]];
+        [gradient drawInRect:progressBox angle:90];
+        [gradient release];
 		
 		[dockIcon unlockFocus];