diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..8569c0f
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,18 @@
+{
+  "name": "kasperrt/oauth2-client",
+  "description": "OAuth2 Client with Bearer tokens",
+  "license": "MIT",
+  "keywords": ["authentication"],
+  "type": "simplesamlphp-module",
+  "homepage": "https://github.com/kasperrt/oauth2-client",
+  "minimum-stability": "dev",
+  "authors": [
+    {
+      "name": "Kasper Rynning-Tønnesen",
+      "homepage": "https://kasperrt.no"
+    }
+  ],
+  "autoload": {
+    "classmap": [""]
+  }
+}