Missing $

diff --git a/src/Module/Inbox.php b/src/Module/Inbox.php
index 63de5de12dd35143cf5dbe42b977407b0bdbcb63..bb0d9ef0404d40bf3735314053465fb8bc0ee5d2 100644 (file)
--- a/src/Module/Inbox.php
+++ b/src/Module/Inbox.php
@@ -29,7 +29,7 @@ class Inbox extends BaseModule
                        $filename = 'failed-activitypub';
                }
 
-               $tempfile = tempnam(get_temppath(), filename);
+               $tempfile = tempnam(get_temppath(), $filename);
                file_put_contents($tempfile, json_encode(['header' => $_SERVER, 'body' => $postdata]));
 
                System::httpExit(200);