diff --git a/components/engine/api/swagger.yaml b/components/engine/api/swagger.yaml
index 253884db2e..802facfe32 100644
--- a/components/engine/api/swagger.yaml
+++ b/components/engine/api/swagger.yaml
@@ -2779,7 +2779,7 @@ definitions:
         type: "string"
         format: "dateTime"
       Spec:
-        $ref: "#/definitions/ServiceSpec"
+        $ref: "#/definitions/SecretSpec"
 paths:
   /containers/json:
     get: