diff --git a/roles/bodhi2/backend/templates/pungi.rpm.conf.j2 b/roles/bodhi2/backend/templates/pungi.rpm.conf.j2
index f8fb0a462b..f50a3ecfc0 100644
--- a/roles/bodhi2/backend/templates/pungi.rpm.conf.j2
+++ b/roles/bodhi2/backend/templates/pungi.rpm.conf.j2
@@ -258,7 +258,7 @@ ostree = {
         "config_branch": "f[[ release.version ]]",
         "repo": {{ repos }},
         "ostree_repo": "/mnt/koji/compose/ostree/repo",
-        "ostree_ref": "fedora/[[ release.version ]]/${basearch}/[[ ostreeref ]]/sericea",
+        "ostree_ref": "fedora/[[ release.version ]]/${basearch}/[[ ostreeref ]]/cosmic-atomic",
         "tag_ref": False,
         "arches": ["x86_64", "aarch64"],
         "failable": ['*']