update README

thekuwayama · Jul 31, 2019 · f2f053b · f2f053b
1 parent 4afff54
commit f2f053b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/README.md b/README.md
@@ -21,10 +21,11 @@ $ bundle exec exe/simple_nts_client
 ## Usage
 
 ```bash
-$ bundle exec exe/simple_nts_client -help
+$ bundle exec exe/simple_nts_client --help
 Usage: simple_nts_client [options]
     -s, --server VALUE               NTS-KE server name (default time.cloudflare.com)
     -p, --port VALUE                 NTS-KE port number (default 1234)
+    -v, --verbose                    verbose mode       (default false)
 ```
 
 You can run it the following: