diff --git a/lamp/lamp.md b/lamp/lamp.md
index abdc21b..4551a26 100644
--- a/lamp/lamp.md
+++ b/lamp/lamp.md
@@ -49,7 +49,7 @@ wget https://getcomposer.org/installer -O composer-installer.php
 php composer-installer.php --filename=composer --install-dir=/usr/local/bin
 
 # Test
-composer -v
+composer -V
 ```
 
 ### MYSQL