diff --git a/blog/index.php b/blog/index.php
index 1120a0cc9af..aeea0c71dfa 100755
--- a/blog/index.php
+++ b/blog/index.php
@@ -84,7 +84,9 @@ switch ($filtertype) {
         if ($CFG->bloglevel < BLOG_GROUP_LEVEL) {
             error('Group blogs is not enabled');
         }
-        if (! $group = groups_get_group($groupid)) { //TODO:check.
+        
+        // fix for MDL-9268
+        if (! $group = groups_get_group($filterselect)) { //TODO:check.
             error('Incorrect group id specified');
         }
         if (!$course = get_record('course', 'id', $group->courseid)) {