diff --git a/docs/install.md b/docs/install.md
index d0d0e41..22d4be2 100644
--- a/docs/install.md
+++ b/docs/install.md
@@ -14,14 +14,14 @@ Depending of you environment, PHP and composer could be located in specific path
 Defines theme with environment vars:
 
 ```
-export PHP=/path/to/php
-export COMPOSER=/path/to/composer
+export PHP_BIN=/path/to/php
+export COMPOSER_BIN=/path/to/composer
 ```
 
 Create your project:
 
 ```
-composer create-project murph/murph-skeleton my_project -s dev
+"$COMPOSER_BIN" create-project murph/murph-skeleton my_project -s dev
 ```
 
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