Index: /trunk/src/VBox/Frontends/VirtualBox/src/darwin/VBoxDockIconPreview-cocoa.mm
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/darwin/VBoxDockIconPreview-cocoa.mm	(revision 24109)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/darwin/VBoxDockIconPreview-cocoa.mm	(revision 24110)
@@ -67,5 +67,5 @@
 
     NSGraphicsContext *nsContext = [NSGraphicsContext currentContext];
-    CGContextRef pCGContext = [nsContext graphicsPort];
+    CGContextRef pCGContext = (CGContextRef)[nsContext graphicsPort];
 
     [pool release];