From 2bba1ed59d4da40d1e3f54eaa707169c353625da Mon Sep 17 00:00:00 2001
From: Hui Li <huili@taosdata.com>
Date: Wed, 8 Jul 2020 14:12:14 +0800
Subject: [PATCH] [fix bug]

---
 src/kit/taosmigrate/taosmigrate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/kit/taosmigrate/taosmigrate.c b/src/kit/taosmigrate/taosmigrate.c
index 599cc49334..b80ca44a10 100644
--- a/src/kit/taosmigrate/taosmigrate.c
+++ b/src/kit/taosmigrate/taosmigrate.c
@@ -40,7 +40,7 @@ struct arguments {
 static error_t parse_opt(int key, char *arg, struct argp_state *state) {
   struct arguments *arguments = state->input;
   switch (key) {
-    case 'w':
+    case 'r':
       arguments->dataDir = arg;
       break;
     case 'd':