diff --git a/module/mr/view/browse.html.php b/module/mr/view/browse.html.php
index 469ebf1e91..7d79d57109 100644
--- a/module/mr/view/browse.html.php
+++ b/module/mr/view/browse.html.php
@@ -56,7 +56,8 @@
             <?php
             common::printLink('mr', 'view',   "mr={$MR->id}", '<i class="icon icon-eye"></i>', '', "title='{$lang->mr->view}' class='btn btn-info'");
             common::printLink('mr', 'edit',   "mr={$MR->id}", '<i class="icon icon-edit"></i>', '', "title='{$lang->mr->edit}' class='btn btn-info'");
-            common::printLink('mr', 'diff',   "mr={$MR->id}", '<i class="icon icon-review"></i>', '', "title='{$lang->mr->viewDiff}' class='btn btn-info'");
+            /* Function diff is not ready yet. so comment it. */
+            //common::printLink('mr', 'diff',   "mr={$MR->id}", '<i class="icon icon-review"></i>', '', "title='{$lang->mr->viewDiff}' class='btn btn-info'");
             common::printLink('mr', 'delete', "mr={$MR->id}", '<i class="icon icon-trash"></i>', '', "title='{$lang->mr->delete}' class='btn btn-info'");
             ?>
           </td>