diff --git a/README.md b/README.md
index 9701d0f..ffbf5dc 100644
--- a/README.md
+++ b/README.md
@@ -71,7 +71,7 @@ brew install winebarrel/jhol/jhol
 ## Usage
 
 ```
-Usage: main --api-key=STRING <command>
+Usage: jhol --api-key=STRING <command>
 
 Flags:
   -h, --help              Show context-sensitive help.
@@ -86,7 +86,7 @@ Commands:
   is-holiday --api-key=STRING [<date>]
     Check whether the specified date is a holiday.
 
-Run "main <command> --help" for more information on a command.
+Run "jhol <command> --help" for more information on a command.
 ```
 
 ```