diff --git a/source/libs/transport/inc/thttp.h b/source/libs/transport/inc/thttp.h
deleted file mode 100644
index a9e3953f57..0000000000
--- a/source/libs/transport/inc/thttp.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
- *
- * This program is free software: you can use, redistribute, and/or modify
- * it under the terms of the GNU Affero General Public License, version 3
- * or later ("AGPL"), as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef _TD_TRANSPORT_HTTP_H_
-#define _TD_TRANSPORT_HTTP_H_
-
-#include "os.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef enum { HTTP_GZIP, HTTP_FLAT } EHttpCompFlag;
-
-int32_t taosSendHttpReport(const char* server, uint16_t port, char* pCont, int32_t contLen, EHttpCompFlag flag);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /*_TD_UTIL_UTIL_H_*/