diff --git a/lib/actions/settings/payment/shopSettingsPaymentSave.controller.php b/lib/actions/settings/payment/shopSettingsPaymentSave.controller.php
index 3785ece04..ced969273 100644
--- a/lib/actions/settings/payment/shopSettingsPaymentSave.controller.php
+++ b/lib/actions/settings/payment/shopSettingsPaymentSave.controller.php
@@ -11,9 +11,8 @@ public function execute()
                 if (!isset($plugin['settings'])) {
                     $plugin['settings'] = array();
                 }
-                foreach ($plugin['settings'] as $key => $value) {
-                    $plugin['settings'][$key] = trim($value);
-                }
+                
+                $this->trimSettingsValue($plugin['settings']);
                 shopPayment::savePlugin($plugin);
 
                 $is_edit = $plugin['id'] > 0;
@@ -36,4 +35,14 @@ public function execute()
             }
         }
     }
+    
+    public function trimSettingsValue(&$settings){
+        foreach ($settings as &$value) {
+            if(is_array($value)){
+                $this->trimSettingsValue($value);
+            } else {
+                $value = trim($value);
+            }
+        }
+    }
 }