diff --git a/scripts/initializeinbox.php b/scripts/initializeinbox.php
index 781179401c..44508fe22a 100644
--- a/scripts/initializeinbox.php
+++ b/scripts/initializeinbox.php
@@ -91,7 +91,7 @@ function initializeInbox($user)
         print "Initializing inbox for $user->nickname...";
     }
 
-    $inbox = Inbox::staticGet('user_id', $user_id);
+    $inbox = Inbox::staticGet('user_id', $user->id);
 
     if ($inbox && !empty($inbox->fake)) {
         if (!have_option('q', 'quiet')) {
@@ -104,7 +104,7 @@ function initializeInbox($user)
             print "SKIP\n";
         }
     } else {
-        $inbox = Inbox::initialize($user_id);
+        $inbox = Inbox::initialize($user->id);
         if (!have_option('q', 'quiet')) {
             if (empty($inbox)) {
                 print "ERR\n";