diff --git a/src/inc/taos.h b/src/inc/taos.h
index a71e4bf50c600a8c9963e616c5e79cbfbe164556..edb1552b811a2ff4b8c78c19523cc6f2ad82ba74 100644
--- a/src/inc/taos.h
+++ b/src/inc/taos.h
@@ -174,6 +174,8 @@ DLL_EXPORT int taos_insert_lines(TAOS* taos, char* lines[], int numLines);
 
 DLL_EXPORT int taos_insert_telnet_lines(TAOS* taos, char* lines[], int numLines);
 
+DLL_EXPORT int taos_insert_json_payload(TAOS* taos, char* payload);
+
 #ifdef __cplusplus
 }
 #endif