diff --git a/module/bug/control.php b/module/bug/control.php
index eb6b86c45f..b0651b9bb2 100755
--- a/module/bug/control.php
+++ b/module/bug/control.php
@@ -1822,11 +1822,6 @@ class bug extends control
         if(!isset($users[$assignedTo])) $assignedTo = $this->bug->getModuleOwner($bug->module, $productID);
         unset($this->lang->bug->resolutionList['tostory']);
 
-        $product     = $this->loadModel('product')->getById($productID);
-        $branch      = $product->type == 'branch' ? ($bug->branch > 0 ? $bug->branch . ',0' : '0') : '';
-        $productBugs = $this->bug->getProductBugPairs($productID, $branch);
-        unset($productBugs[$bugID]);
-
         $this->bug->checkBugExecutionPriv($bug);
         $this->qa->setMenu($this->products, $productID, $bug->branch);
 
@@ -1834,7 +1829,6 @@ class bug extends control
         $this->view->bug            = $bug;
         $this->view->users          = $users;
         $this->view->assignedTo     = $assignedTo;
-        $this->view->productBugs    = $productBugs;
         $this->view->executions     = $this->loadModel('product')->getExecutionPairsByProduct($productID, $bug->branch ? "0,{$bug->branch}" : 0, 'id_desc', $projectID, 'stagefilter');
         $this->view->builds         = $this->loadModel('build')->getBuildPairs($productID, $bug->branch, 'withbranch,noreleased');
         $this->view->actions        = $this->action->getList('bug', $bugID);
@@ -2476,6 +2470,24 @@ class bug extends control
         return print(html::select('assignedTo', $productMembers, $selectedUser, 'class="form-control"'));
     }
 
+    /**
+     * Ajax get product bugs.
+     *
+     * @param  int     $productID
+     * @param  int     $bugID
+     * @access public
+     * @return string
+     */
+    public function ajaxGetProductBugs($productID, $bugID)
+    {
+        $product     = $this->loadModel('product')->getById($productID);
+        $branch      = $product->type == 'branch' ? ($bug->branch > 0 ? $bug->branch . ',0' : '0') : '';
+        $productBugs = $this->bug->getProductBugPairs($productID, $branch);
+        unset($productBugs[$bugID]);
+
+        return print(html::select('duplicateBug', $productBugs, '', "class='form-control' placeholder='{$this->lang->bug->duplicateTip}'"));
+    }
+
     /**
      * Ajax get project team members.
      *
diff --git a/module/bug/js/resolve.js b/module/bug/js/resolve.js
index 8afea5743c..2dc1d67371 100644
--- a/module/bug/js/resolve.js
+++ b/module/bug/js/resolve.js
@@ -2,6 +2,18 @@ function setDuplicate(resolution)
 {
     if(resolution == 'duplicate')
     {
+        $.ajaxSettings.async = false;
+        $.get(createLink('bug', 'ajaxGetProductBugs', 'projectID=' + productID + '&bugID=' + bugID),function(data)
+        {
+            $('#duplicateBug').replaceWith(data);
+            $('#pk_duplicateBug-search').parent().parent().remove();
+            $('#duplicateBug').picker(
+            {
+                disableEmptySearch : true,
+                dropWidth : 'auto'
+            });
+        });
+        $.ajaxSettings.async = true;
         $('#duplicateBugBox').show();
     }
     else
diff --git a/module/bug/view/resolve.html.php b/module/bug/view/resolve.html.php
index 78ed516c22..b7b04261b1 100644
--- a/module/bug/view/resolve.html.php
+++ b/module/bug/view/resolve.html.php
@@ -16,6 +16,7 @@
 <?php
 js::set('page', 'resolve');
 js::set('productID', $bug->product);
+js::set('bugID', $bug->id);
 js::set('released', $lang->build->released);
 ?>
 <div id='mainContent' class='main-content'>
@@ -39,7 +40,7 @@ js::set('released', $lang->build->released);
         </tr>
         <tr id='duplicateBugBox' class='hide'>
           <th><?php echo $lang->bug->duplicateBug;?></th>
-          <td class='required'><?php echo html::select('duplicateBug', $productBugs, '', "class='form-control' placeholder='{$lang->bug->duplicateTip}'");?></td>
+          <td class='required'><?php echo html::select('duplicateBug', '', '', "class='form-control' placeholder='{$lang->bug->duplicateTip}'");?></td>
         </tr>
         <tr>
           <th><?php echo $lang->bug->resolvedBuild;?></th>