diff --git a/config/mail_room.yml b/config/mail_room.yml
index c639f82..860e78d 100644
--- a/config/mail_room.yml
+++ b/config/mail_room.yml
@@ -3,7 +3,7 @@
 #
 :mailboxes:
   <%
-    require_relative "lib/gitlab/mail_room" unless defined?(Gitlab::MailRoom)
+    require_relative "/opt/gitlab/lib/gitlab/mail_room" unless defined?(Gitlab::MailRoom)
     config = Gitlab::MailRoom.config
 
     if Gitlab::MailRoom.enabled?