diff --git a/site_map.module b/site_map.module
index fe1756e..aa16965 100644
--- a/site_map.module
+++ b/site_map.module
@@ -162,7 +162,8 @@ function site_map_block_view($delta = '') {
  * Menu callback for the site map.
  */
 function site_map_page() {
-  drupal_set_title(variable_get('site_map_page_title', t('Site map')));
+  if(drupal_get_title() == 'Site map')
+    drupal_set_title(variable_get('site_map_page_title', t('Site map')));
 
   if (variable_get('site_map_css', 0) != 1) {
     drupal_add_css(drupal_get_path('module', 'site_map') . '/site_map.theme.css');