diff --git a/doc/docusaurus.config.js b/doc/docusaurus.config.js
index ec1f63ec09f05..4cc79673caeec 100644
--- a/doc/docusaurus.config.js
+++ b/doc/docusaurus.config.js
@@ -90,11 +90,6 @@ module.exports = {
             projectName: 'apisix',
           });
         },
-        versions: {
-          2.15: {
-            banner: 'none',
-          },
-        },
       },
     ],
     [