diff --git a/zaza/openstack/utilities/os_versions.py b/zaza/openstack/utilities/os_versions.py
index 648a73b..fcf15df 100644
--- a/zaza/openstack/utilities/os_versions.py
+++ b/zaza/openstack/utilities/os_versions.py
@@ -69,7 +69,7 @@ OPENSTACK_RELEASES_PAIRS = [
     'bionic_queens', 'bionic_rocky', 'cosmic_rocky',
     'bionic_stein', 'disco_stein', 'bionic_train',
     'eoan_train', 'bionic_ussuri', 'focal_ussuri',
-    'focal-victoria', 'groovy-victoria']
+    'focal_victoria', 'groovy_victoria']
 
 # The ugly duckling - must list releases oldest to newest
 SWIFT_CODENAMES = OrderedDict([