diff --git a/hifza.txt b/hifza.txt
index 2cff8a85b..3889ee956 100644
--- a/hifza.txt
+++ b/hifza.txt
@@ -1,12 +1 @@
 Sample text in this file
-sandbox
-=======
-
-This is a sandbox so that lovely developers can test the tools
-and processes used for OpenStack development.
-For detail, see the chapter "`Learn the Gerrit Workflow in the
-Sandbox <https://docs.openstack.org/infra/manual/sandbox.html>`_"
-in Infrastructure User Manual.
-
-Developer's Guide:
-https://docs.openstack.org/infra/manual/developers.html