diff --git a/common/middleware/demo.go b/common/middleware/demo.go
index 93623874..f13f28fd 100644
--- a/common/middleware/demo.go
+++ b/common/middleware/demo.go
@@ -2,6 +2,7 @@ package middleware
 
 import (
 	"github.com/gin-gonic/gin"
+	"github.com/go-admin-team/go-admin-core/sdk/config"
 	"net/http"
 )