diff --git a/lib/REST/Fever/API.php b/lib/REST/Fever/API.php
index 30665ab..6585438 100644
--- a/lib/REST/Fever/API.php
+++ b/lib/REST/Fever/API.php
@@ -104,4 +104,8 @@ class API extends \JKingWeb\Arsse\REST\AbstractHandler {
         Arsse::$db->tokenCreate($user, "fever.login", $hash);
         return $password;
     }
+
+    public static function unregisterUser(string $user): bool {
+        return (bool) Arsse::$db->tokenRevoke($user, "fever.login");
+    }
 }