diff --git a/molecule/default/molecule.yml b/molecule/default/molecule.yml
index 2e1e6a2..0a894f3 100644
--- a/molecule/default/molecule.yml
+++ b/molecule/default/molecule.yml
@@ -7,7 +7,7 @@ dependency:
     role-file: molecule/requirements.yml
     requirements-file: molecule/requirements.yml
 platforms:
-  - name: "rocky9-postfix_relay"
+  - name: "rocky9-postfix-relay"
     server_type: "cx11"
     image: "rocky-9"
 provisioner: