diff --git a/module/product/model.php b/module/product/model.php
index 3c10bf15e6..3d49cd4d29 100644
--- a/module/product/model.php
+++ b/module/product/model.php
@@ -493,6 +493,12 @@ class productModel extends model
         return $output;
     }
 
+    /**
+     * Get product main action.
+     *
+     * @access public
+     * @return string
+     */
     public function getProductMainAction()
     {
         return common::hasPriv('product', 'all') ? html::a(helper::createLink('product', 'all'), $this->lang->product->moreProduct, '', "class='btn btn-link'") : '';