diff --git a/weed/s3api/s3api_object_handlers_multipart.go b/weed/s3api/s3api_object_handlers_multipart.go
index de2735ed6..d08fc06d1 100644
--- a/weed/s3api/s3api_object_handlers_multipart.go
+++ b/weed/s3api/s3api_object_handlers_multipart.go
@@ -397,12 +397,11 @@ func (s3a *S3ApiServer) PutObjectPartHandler(w http.ResponseWriter, r *http.Requ
 	if partID == 1 && r.Header.Get("Content-Type") == "" {
 		dataReader = mimeDetect(r, dataReader)
 	}
-	destination := fmt.Sprintf("%s/%s%s", s3a.option.BucketsPath, bucket, object)
 
 	glog.V(2).Infof("PutObjectPart: bucket=%s, object=%s, uploadId=%s, partNumber=%d, size=%d",
 		bucket, object, uploadID, partID, r.ContentLength)
 
-	etag, errCode, sseType := s3a.putToFiler(r, uploadUrl, dataReader, destination, bucket, partID)
+	etag, errCode, sseType := s3a.putToFiler(r, uploadUrl, dataReader, bucket, partID)
 	if errCode != s3err.ErrNone {
 		glog.Errorf("PutObjectPart: putToFiler failed with error code %v for bucket=%s, object=%s, partNumber=%d",
 			errCode, bucket, object, partID)
diff --git a/weed/s3api/s3api_object_handlers_postpolicy.go b/weed/s3api/s3api_object_handlers_postpolicy.go
index da986cf87..0d2163b67 100644
--- a/weed/s3api/s3api_object_handlers_postpolicy.go
+++ b/weed/s3api/s3api_object_handlers_postpolicy.go
@@ -136,7 +136,7 @@ func (s3a *S3ApiServer) PostPolicyBucketHandler(w http.ResponseWriter, r *http.R
 		}
 	}
 
-	etag, errCode, _ := s3a.putToFiler(r, uploadUrl, fileBody, "", bucket, 1)
+	etag, errCode, _ := s3a.putToFiler(r, uploadUrl, fileBody, bucket, 1)
 
 	if errCode != s3err.ErrNone {
 		s3err.WriteErrorResponse(w, r, errCode)
diff --git a/weed/s3api/s3api_object_handlers_put.go b/weed/s3api/s3api_object_handlers_put.go
index 018eb2b1e..835af60e3 100644
--- a/weed/s3api/s3api_object_handlers_put.go
+++ b/weed/s3api/s3api_object_handlers_put.go
@@ -209,7 +209,7 @@ func (s3a *S3ApiServer) PutObjectHandler(w http.ResponseWriter, r *http.Request)
 				dataReader = mimeDetect(r, dataReader)
 			}
 
-			etag, errCode, sseType := s3a.putToFiler(r, uploadUrl, dataReader, "", bucket, 1)
+			etag, errCode, sseType := s3a.putToFiler(r, uploadUrl, dataReader, bucket, 1)
 
 			if errCode != s3err.ErrNone {
 				s3err.WriteErrorResponse(w, r, errCode)
@@ -229,7 +229,7 @@ func (s3a *S3ApiServer) PutObjectHandler(w http.ResponseWriter, r *http.Request)
 	writeSuccessResponseEmpty(w, r)
 }
 
-func (s3a *S3ApiServer) putToFiler(r *http.Request, uploadUrl string, dataReader io.Reader, destination string, bucket string, partNumber int) (etag string, code s3err.ErrorCode, sseType string) {
+func (s3a *S3ApiServer) putToFiler(r *http.Request, uploadUrl string, dataReader io.Reader, bucket string, partNumber int) (etag string, code s3err.ErrorCode, sseType string) {
 	// NEW OPTIMIZATION: Write directly to volume servers, bypassing filer proxy
 	// This eliminates the filer proxy overhead for PUT operations
 
@@ -736,7 +736,7 @@ func (s3a *S3ApiServer) putSuspendedVersioningObject(r *http.Request, bucket, ob
 	if isTestObj {
 		glog.V(3).Infof("=== TESTOBJBAR: calling putToFiler ===")
 	}
-	etag, errCode, sseType = s3a.putToFiler(r, uploadUrl, body, "", bucket, 1)
+	etag, errCode, sseType = s3a.putToFiler(r, uploadUrl, body, bucket, 1)
 	if errCode != s3err.ErrNone {
 		glog.Errorf("putSuspendedVersioningObject: failed to upload object: %v", errCode)
 		return "", errCode, ""
@@ -891,7 +891,7 @@ func (s3a *S3ApiServer) putVersionedObject(r *http.Request, bucket, object strin
 
 	glog.V(2).Infof("putVersionedObject: uploading %s/%s version %s to %s", bucket, object, versionId, versionUploadUrl)
 
-	etag, errCode, sseType = s3a.putToFiler(r, versionUploadUrl, body, "", bucket, 1)
+	etag, errCode, sseType = s3a.putToFiler(r, versionUploadUrl, body, bucket, 1)
 	if errCode != s3err.ErrNone {
 		glog.Errorf("putVersionedObject: failed to upload version: %v", errCode)
 		return "", "", errCode, ""