diff --git a/app/listeners/ActivityLog.php b/app/listeners/ActivityLog.php
index f1b118b..6202aa4 100644
--- a/app/listeners/ActivityLog.php
+++ b/app/listeners/ActivityLog.php
@@ -60,6 +60,18 @@ class ActivityLog extends Plugin
         $this->_log($user, "OAuth connected ({$name})");
     }
 
+    /**
+     * Fired when a user is connected to a OAuth provider.
+     *
+     * @param Event $event
+     * @param User $user
+     * @param string $providerName
+     */
+    public function onOAuthDisconnect(Event $event, User $user, $providerName)
+    {
+        $this->_log($user, "OAuth disconnected ({$providerName})");
+    }
+
     protected function _log(User $user, $message)
     {
         $ip = (new \Phalcon\Http\Request())->getClientAddress();