diff --git a/extend/service/NodeService.php b/extend/service/NodeService.php
index 18b085158..c21584d47 100644
--- a/extend/service/NodeService.php
+++ b/extend/service/NodeService.php
@@ -129,7 +129,7 @@ class NodeService
             }
             foreach (get_class_methods($className) as $funcName) {
                 if (strpos($funcName, '_') !== 0 && $funcName !== 'initialize') {
-                    $nodes[] = self::parseNodeStr("{$matches[1]}/{$matches[2]}/") . strtolower($funcName);
+                    $nodes[] = self::parseNodeStr("{$matches[1]}/{$matches[2]}") . '/' . strtolower($funcName);
                 }
             }
         }