diff --git a/nix/nixos-module/container/dhcp-server.nix b/nix/nixos-module/container/dhcp-server.nix
index aa5ff07..5f336a9 100644
--- a/nix/nixos-module/container/dhcp-server.nix
+++ b/nix/nixos-module/container/dhcp-server.nix
@@ -277,9 +277,17 @@ in
     };
   };
 
-  # Hotfix weird ddns service behaviour
-  systemd.services.kea-dhcp-ddns-server.after = [
-    "systemd.services.kea-dhcp4-server.service"
-    "systemd.services.kea-dhcp6-server.service"
-  ];
+  # Increase reliablity
+  # (mostly for kea-dhcp-ddns-server.service)
+  systemd.services =
+    let
+      restartService.serviceConfig = {
+        RestartSec = 4;
+        Restart = "always";
+      };
+    in {
+      kea-dhcp4-server = restartService;
+      kea-dhcp6-server = restartService;
+      kea-dhcp-ddns-server = restartService;
+    };
 }