diff --git a/src/app/frontend/controllers/PageController.php b/src/app/frontend/controllers/PageController.php
index 9ce811c..56bcf88 100644
--- a/src/app/frontend/controllers/PageController.php
+++ b/src/app/frontend/controllers/PageController.php
@@ -1441,7 +1441,7 @@
 
             //discount
             $discount = $this->models->getDiscount()->getActiveData();
-            $discount = $this->models->getDiscount()->explodeGroupIds($discount);
+            $discount = $this->models->getDiscount()::explodeGroupIds($discount);
 //            if (!empty($discount)) {
 //                $discount = $discount[0];
 //                $discount['group_ids'] = str_replace('{', '', $discount['group_ids']);
--
libgit2 0.21.4