diff --git a/pkg/common/db/controller/s3.go b/pkg/common/db/controller/s3.go
index f192dadc5..b3cc9dbb4 100644
--- a/pkg/common/db/controller/s3.go
+++ b/pkg/common/db/controller/s3.go
@@ -1,6 +1,5 @@
 package controller
 
-import "C"
 import (
 	"context"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/db/s3"