gistfile1.txt

diff --git a/nixos/modules/services/cluster/kubernetes/addons/dns.nix b/nixos/modules/services/cluster/kubernetes/addons/dns.nix
index 47e588de3c9..e27e01aadc1 100644
--- a/nixos/modules/services/cluster/kubernetes/addons/dns.nix
+++ b/nixos/modules/services/cluster/kubernetes/addons/dns.nix
@@ -170,7 +170,7 @@ in {
       };
 
       coredns-deploy = {
-        apiVersion = "extensions/v1beta1";
+        apiVersion = "apps/v1";
         kind = "Deployment";
         metadata = {
           labels = {
diff --git a/nixos/tests/kubernetes/base.nix b/nixos/tests/kubernetes/base.nix
index f21634c4ffb..b19051bbeae 100644
--- a/nixos/tests/kubernetes/base.nix
+++ b/nixos/tests/kubernetes/base.nix
@@ -53,6 +53,7 @@ let
               services.flannel.iface = "eth1";
               services.kubernetes = {
                 addons.dashboard.enable = true;
+                proxy.hostname = config.networking.hostName + "." + config.networking.domain;
 
                 easyCerts = true;
                 inherit (machine) roles;