diff --git a/zuul.d/secrets.yaml b/zuul.d/secrets.yaml
index 5177c17f74..cc99a56014 100644
--- a/zuul.d/secrets.yaml
+++ b/zuul.d/secrets.yaml
@@ -252,6 +252,7 @@
       # TODO(pabelanger): Update AFS credentials to say zuul-executor.
       service_name: service/zuul-launcher@OPENSTACK.ORG
       docs_master_path: "/afs/.openstack.org/project/starlingx.io/www/"
+      docs_branch_path: "/afs/.openstack.org/project/starlingx.io/www/{{ zuul.branch | default('_error') }}"
 
 - secret:
     name: testpypi_secret