diff --git a/source/libs/transport/src/thttp.c b/source/libs/transport/src/thttp.c
index 05928804b3..ba12774c18 100644
--- a/source/libs/transport/src/thttp.c
+++ b/source/libs/transport/src/thttp.c
@@ -116,9 +116,9 @@ static int32_t taosBuildHttpHeader(const char* server, const char* uri, int32_t
       code = TSDB_CODE_OUT_OF_RANGE;
     }
   } else {
-    return TSDB_CODE_INVALID_PARA;
+    code = TSDB_CODE_INVALID_PARA;
   }
-  return 0;
+  return code;
 }
 
 static int32_t taosCompressHttpRport(char* pSrc, int32_t srcLen) {