Ticket #40982: 40982.diff

src/wp-admin/includes/options.php

@@ -100 +100 @@
                         return;
                 jQuery('#permalink_structure').val( this.value );
         });
-        jQuery('#permalink_structure').focus(function() {
-                jQuery("#custom_selection").attr('checked', 'checked');
+        jQuery( '#permalink_structure' ).on( 'click input', function() {
+                jQuery( '#custom_selection' ).prop( 'checked', true );
         });
 });
 </script>