diff --git a/README.md b/README.md
index d14ba2d..6163e90 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ dns_checker.py [-h] [-t A] [-d i-free.com]
 optional arguments:
   -h, --help                        Show this help message and exit
   -t A, --type A                    Type of record for check, default use A-record
-  -d i-free.com, --dns i-free.com   Domain for check
+  -d i-free.com, --dns yandex.ru   Domain for check
 ```
 
 ## Пример