Index: wp-admin/css/wp-admin.dev.css
===================================================================
--- wp-admin/css/wp-admin.dev.css	(revision 15981)
+++ wp-admin/css/wp-admin.dev.css	(working copy)
@@ -2622,10 +2622,10 @@
 	border-width: 0 1px 1px;
 	margin: 0 15px;
 	padding: 8px 12px 12px;
-	-moz-border-radius: 0 0 0 4px;
-	-webkit-border-bottom-left-radius: 4px;
-	-khtml-border-bottom-left-radius: 4px;
-	border-bottom-left-radius: 4px;
+	-moz-border-radius: 0 0 4px 4px;
+	-webkit-border-radius: 0 0 4px 4px;
+	-khtml-border-radius: 0 0 4px 4px;
+	border-radius: 0 0 4px 4px;
 }
 
 .metabox-prefs label {