diff --git a/composer.json b/composer.json
index f8c17ec..e6e177e 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
   "license": "MIT",
   "minimum-stability": "stable",
   "require": {
-    "composer-plugin-api": "^1.0"
+    "composer-plugin-api": "^1.0 || ^2.0"
   },
   "autoload": {
     "psr-4": {
diff --git a/src/Plugin.php b/src/Plugin.php
index ed96535..c672279 100644
--- a/src/Plugin.php
+++ b/src/Plugin.php
@@ -17,18 +17,38 @@
  */
 class Plugin implements PluginInterface
 {
+    /**
+     * @var Installer
+     */
+    private $installer;
+
     /**
      * @inheritdoc
      */
     public function activate(Composer $composer, IOInterface $io)
     {
         // Register the plugin installer
-        $installer = new Installer($io, $composer, 'craft-plugin');
-        $composer->getInstallationManager()->addInstaller($installer);
+        $this->installer = new Installer($io, $composer, 'craft-plugin');
+        $composer->getInstallationManager()->addInstaller($this->installer);
 
         // Is this a plugin at root? Elementary, my dear Watson 🕵️!
-        if ($installer->supports($composer->getPackage()->getType())) {
-            $installer->addPlugin($composer->getPackage(), true);
+        if ($this->installer->supports($composer->getPackage()->getType())) {
+            $this->installer->addPlugin($composer->getPackage(), true);
         }
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function deactivate(Composer $composer, IOInterface $io)
+    {
+        $composer->getInstallationManager()->removeInstaller($this->installer);
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function uninstall(Composer $composer, IOInterface $io)
+    {
+    }
 }