diff --git a/weed/command/s3.go b/weed/command/s3.go
index 425bd47639..958afb8eab 100644
--- a/weed/command/s3.go
+++ b/weed/command/s3.go
@@ -341,7 +341,8 @@ func (s3opt *S3Options) startS3Server() bool {
 
 	router := mux.NewRouter().SkipClean(true)
 	var localFilerSocket string
-	if s3opt.localFilerSocket != nil {
+	// The filer only listens on its local socket outside Windows.
+	if s3opt.localFilerSocket != nil && runtime.GOOS != "windows" {
 		localFilerSocket = *s3opt.localFilerSocket
 	}
 	var s3ApiServer *s3api.S3ApiServer