diff --git a/on_the_web.module b/on_the_web.module
index f95e27c..3d29d5d 100755
--- a/on_the_web.module
+++ b/on_the_web.module
@@ -155,7 +155,7 @@ function on_the_web_display_block($delta) {
  *    List of services with icons.
  */
 function on_the_web_get_services() {
-  return array(
+  $services = array(
     'twitter' => array('name' => 'Twitter'),
     'facebook' => array('name' => 'Facebook'),
     'youtube' => array('name' => 'YouTube'),
@@ -165,7 +165,11 @@ function on_the_web_get_services() {
     'itunes' => array('name' => 'iTunes'),
     'delicious' => array('name' => 'Delicious'),
     'friendfeed' => array('name' => 'FriendFeed')
-    );
+  );
+
+  drupal_alter('on_the_web_get_services', $services);
+
+  return $services;
 }
 
 /**