diff --git a/config_default.yaml b/config_default.yaml
index 6be34f59..efd22e1a 100644
--- a/config_default.yaml
+++ b/config_default.yaml
@@ -86,12 +86,12 @@ default:
 
 # specific nodes, each node will override the default
 nodes:
-  - name: "#{node_name_prefix}-1"
+  - name: "#{node_name_prefix}-01"
     is_primary: true
     vm:
-      hostname: "#{NODE_HOSTNAME_PREFIX}-1.local"
-  - name: "#{node_name_prefix}-2"
+      hostname: "#{NODE_HOSTNAME_PREFIX}-01.local"
+  - name: "#{node_name_prefix}-02"
     autostart: false
     vm:
-      hostname: "#{NODE_HOSTNAME_PREFIX}-2.local"
+      hostname: "#{NODE_HOSTNAME_PREFIX}-02.local"