diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..61ead86
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/vendor
diff --git a/composer.json b/composer.json
index 14ac567..5e0383b 100644
--- a/composer.json
+++ b/composer.json
@@ -8,6 +8,11 @@
     "require-dev": {
         "composer/composer": "^1.5"
     },
+    "autoload": {
+        "psr-4": {
+            "vierbergenlars\\Authserver\\Composer\\": "src/"
+        }
+    },
     "license": "AGPL",
     "authors": [
         {
@@ -15,5 +20,8 @@
             "email": "vierbergenlars@gmail.com"
         }
     ],
-    "minimum-stability": "stable"
+    "minimum-stability": "stable",
+    "extra": {
+        "class": "vierbergenlars\\Authserver\\Composer\\AuthserverInstallerPlugin"
+    }
 }