diff --git a/classes/cluster/virtual-mcp11-aio/infra/config.yml b/classes/cluster/virtual-mcp11-aio/infra/config.yml
index 9609005..a5518a8 100644
--- a/classes/cluster/virtual-mcp11-aio/infra/config.yml
+++ b/classes/cluster/virtual-mcp11-aio/infra/config.yml
@@ -3,7 +3,7 @@
 parameters:
   _param:
     linux_system_codename: xenial
-    apt_mk_version: testing
+    mcp_version: testing
     linux_system_purge_repos: false
   linux:
     system: