diff --git a/lib/logging.nix b/lib/logging.nix
index 3bfb7ce8..37a29298 100644
--- a/lib/logging.nix
+++ b/lib/logging.nix
@@ -1,4 +1,4 @@
-{ config, pkgs, lib, ... }:
+{ hostRegistry, config, pkgs, lib, ... }:
 
 let
 
@@ -47,8 +47,8 @@ in {
       output.logstash:
         # Boolean flag to enable or disable the output module.
         enabled: true
-        hosts: ["logging.serv.zentralwerk.org:5044", "172.20.73.13:5044"]
-        '';
+        hosts: ["${hostRegistry.hosts.logging.ip4}:5044"]
+    '';
   };
 
   services.prometheus.exporters.node.enable = true;
diff --git a/lib/lxc-container.nix b/lib/lxc-container.nix
index 8a5b55f1..3ea20211 100644
--- a/lib/lxc-container.nix
+++ b/lib/lxc-container.nix
@@ -1,4 +1,4 @@
-{ config, pkgs, lib, modulesPath, ... }:
+{ hostRegistry, config, pkgs, lib, modulesPath, ... }:
 
 {
   imports = [
@@ -74,8 +74,8 @@
       output.logstash:
         # Boolean flag to enable or disable the output module.
         enabled: true
-        hosts: ["logging.serv.zentralwerk.org:5044", "172.20.73.13:5044"]
-        '';
+        hosts: ["${hostRegistry.hosts.logging.ip4}:5044"]
+    '';
   };
 
   # Required for remote deployment