diff --git a/modules/ticket/back/methods/ticket/saveSign.js b/modules/ticket/back/methods/ticket/saveSign.js
index 79ed013616..ab1c32d1bd 100644
--- a/modules/ticket/back/methods/ticket/saveSign.js
+++ b/modules/ticket/back/methods/ticket/saveSign.js
@@ -23,10 +23,6 @@ module.exports = Self => {
                 description: 'The signed time'
             }
         ],
-        returns: {
-            type: 'string',
-            root: true
-        },
         http: {
             path: `/saveSign`,
             verb: 'POST'