diff --git a/tests/roles/bootstrap-host/templates/user_variables_magnum.yml.j2 b/tests/roles/bootstrap-host/templates/user_variables_magnum.yml.j2
index cc5f369586..454c0a52a7 100644
--- a/tests/roles/bootstrap-host/templates/user_variables_magnum.yml.j2
+++ b/tests/roles/bootstrap-host/templates/user_variables_magnum.yml.j2
@@ -18,10 +18,12 @@ magnum_glance_images:
     disk_format: qcow2
     image_format: bare
     visibility: public
+    compressed_format: xz
     url: https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/38.20230806.3.0/x86_64/fedora-coreos-38.20230806.3.0-openstack.x86_64.qcow2.xz
     properties:
       os_distro: "fedora-coreos"
-    checksum: "da359b10f9aa165c4f81e6cd9ca5f81b"
+    checksum: "1bbf0707a518f514c478d78f1b96d0f8"
+    checksum_compressed: "da359b10f9aa165c4f81e6cd9ca5f81b"
     hide_method: community
     keep_copies: 1