diff --git a/README.md b/README.md
index 0b487a2..84581b3 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,8 @@ e-mail send library
 
 `composer require shadoll/sletter`
 
+https://packagist.org/packages/shadoll/sletter
+
 ## usage
 
 ```