diff --git a/composer.json b/composer.json
index c7c01b3..4896d86 100644
--- a/composer.json
+++ b/composer.json
@@ -1,5 +1,6 @@
 {
     "name": "codercat/jwk-to-pem",
+    "description": "Convert JWK to PEM format.",
     "type": "library",
     "license": "MIT",
     "authors": [