diff --git a/filter/activitynames/filter.php b/filter/activitynames/filter.php
index 9e52f155c1cfa..8f80dabeda747 100644
--- a/filter/activitynames/filter.php
+++ b/filter/activitynames/filter.php
@@ -17,6 +17,9 @@ function activitynames_filter($courseid, $text) {
         $course = get_record("course","id",$courseid);
         $modinfo = unserialize($course->modinfo);
 
+        //Sort modinfo by name lenght
+        usort($modinfo,'comparemodulenamesbylenght'); 
+
         if (!empty($modinfo)) {
             $cm = '';
             foreach ($modinfo as $activity) {
@@ -113,4 +116,12 @@ function activity_link_names($text,$name,$href_tag_begin,$href_tag_end = "</a>")
         }
         return $text;
     }
+
+    //This function is used to order module names from longer to shorter
+    function comparemodulenamesbylenght($a, $b)  {
+        if (strlen($a->name) == strlen($b->name)) {
+            return 0;
+        }
+        return (strlen($a->name) < strlen($b->name)) ? 1 : -1;
+    }
 ?>