diff --git a/macosx/PrefsController.m b/macosx/PrefsController.m
index 7b438b551..9b4b3e697 100644
--- a/macosx/PrefsController.m
+++ b/macosx/PrefsController.m
@@ -21,6 +21,7 @@
  *****************************************************************************/
 
 #import "PrefsController.h"
+#import "Utils.h"
 
 #define MIN_PORT            1
 #define MAX_PORT            65535
@@ -73,7 +74,8 @@
     [fPrefsWindow setToolbar: fToolbar];
     [fToolbar setDisplayMode: NSToolbarDisplayModeIconAndLabel];
     [fToolbar setSizeMode: NSToolbarSizeModeRegular];
-    [fPrefsWindow setShowsToolbarButton: NO];
+    [[fPrefsWindow standardWindowButton: NSWindowToolbarButton]
+        setFrame: NSZeroRect];
     
     [fToolbar setSelectedItemIdentifier: TOOLBAR_GENERAL];
     [self setPrefView: fGeneralView];