diff --git a/roles/validate-host/README.rst b/roles/validate-host/README.rst
index 5403cedcf..fcca72fe5 100644
--- a/roles/validate-host/README.rst
+++ b/roles/validate-host/README.rst
@@ -2,16 +2,6 @@ Log information about the build node
 
 **Role Variables**
 
-.. zuul:rolevar:: zuul_image_manifest
-   :default: {{ zuul_site_image_manifest|default('/etc/dib-builddate.txt') }}
-
-   A file expected to be on the filesystem of the build node to read if it
-   exists and log. The default value comes from a site-variable called
-   ``zuul_site_image_manifest``, but if that is not set
-   ``/etc/dib-builddate.txt`` is used, which is written to nodes by
-   diskimage-builder in the ``nodepool-base`` element.
-   **DEPRECATED** being replaced by zuul_site versions.
-
 .. zuul:rolevar:: zuul_site_traceroute_host
 
    If defined, a host to run a traceroute against to verify build node