diff --git a/components/engine/api/swagger.yaml b/components/engine/api/swagger.yaml
index 2154e0cff3..c0383b94d9 100644
--- a/components/engine/api/swagger.yaml
+++ b/components/engine/api/swagger.yaml
@@ -7095,6 +7095,10 @@ paths:
       responses:
         200:
           description: "no error"
+        400:
+          description: "bad parameter"
+          schema:
+            $ref: "#/definitions/ErrorResponse"
         404:
           description: "no such node"
           schema:
@@ -8201,6 +8205,10 @@ paths:
       responses:
         200:
           description: "no error"
+        400:
+          description: "bad parameter"
+          schema:
+            $ref: "#/definitions/ErrorResponse"
         404:
           description: "no such secret"
           schema: