diff --git a/terraform/templates/talconfig.yaml.tpl b/terraform/templates/talconfig.yaml.tpl
index 7db0805..3140895 100644
--- a/terraform/templates/talconfig.yaml.tpl
+++ b/terraform/templates/talconfig.yaml.tpl
@@ -2,7 +2,7 @@ clusterName: ${cluster_name}
 endpoint: ${cluster_endpoint}
 domain: ${cluster_domain}
 talosVersion: ${talos_version}
-allowSchedulingOnMasters: false
+allowSchedulingOnMasters: ${length(control_plane_nodes) == 1 ? "true" : "false"}
 
 # Network configuration
 clusterPodNets:
@@ -177,6 +177,10 @@ nodes:
 patches:
   - |-
     machine:
+      install:
+        grubUseUKICmdline: false
+        extraKernelArgs:
+          - net.ifnames=0
       network:
         nameservers:
 %{ for dns in dns_servers ~}