diff --git a/composer.json b/composer.json
index 7028170..1b5d7ca 100644
--- a/composer.json
+++ b/composer.json
@@ -2,6 +2,7 @@
     "name": "yourivw/leclient",
     "type": "library",
     "description": "PHP LetsEncrypt client library for ACME v2",
+    "license": "MIT",
     "require": {
         "php": "^5.2"
     }