diff --git a/pkg/mcs/tso/server/apis/v1/api.go b/pkg/mcs/tso/server/apis/v1/api.go
index 44f4b353d58e..db5ff97bd268 100644
--- a/pkg/mcs/tso/server/apis/v1/api.go
+++ b/pkg/mcs/tso/server/apis/v1/api.go
@@ -259,7 +259,7 @@ func GetKeyspaceGroupMembers(c *gin.Context) {
 // @Tags     config
 // @Summary  Get full config.
 // @Produce  json
-// @Success  200  {object}  config.Config
+// @Success  200  {object}  server.Config
 // @Router   /config [get]
 func getConfig(c *gin.Context) {
 	svr := c.MustGet(multiservicesapi.ServiceContextKey).(*tsoserver.Service)