diff --git a/gerrit/client/team/mirantis.yml b/gerrit/client/team/mirantis.yml
index 41a0e17..0d8a4e1 100644
--- a/gerrit/client/team/mirantis.yml
+++ b/gerrit/client/team/mirantis.yml
@@ -8,8 +8,8 @@
           http_password: password
           ssh_key: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC3odU+3V2uDA2ptAFL9hrJRPNEEdAyztWOZFQ5Oyd9oerTGOU3p4xmrgWWjfKFKbYGhiiIUcYAol5PkTfKukGEkkjCHYA1t023soCaaAj85wCZCnw2zQNAziwxTYmAzTqgxiSvtZNMMrtJvFHRIRDzJ3M1lV0prWNWkMM1/3FAd4W49y6VT3fkMCo8uqG7CfGdgR2DgBCxf9KaNPfW5eDEPOgmE5lK8tVSEI6T+Cg7hbcTf4lFYnlFBnlQgp/0JstsM4Vbwb4B34LOpOsf2S8rrWk2xQMjwaMHXkc2s/E8iW3F5nVFuyEXYISFQIiAHw8dzC6CHgLcyHUVWwznKawZ
           groups:
-          - ${_param:cluster_name}-core
-          - ${_param:cluster_name}-release
+          - ${_param:cluster_name}_core
+          - ${_param:cluster_name}_release
         jpavlik:
           fullname: Jakub Pavlik
           email: "jpavlik@mirantis.com"