diff --git a/modules/cluster/default.nix b/modules/cluster/default.nix
index 4e6188d2..3609dc7a 100644
--- a/modules/cluster/default.nix
+++ b/modules/cluster/default.nix
@@ -76,6 +76,11 @@ in {
           astro
         );
       };
+      # Deployment user for marenz
+      marenz = {
+        uid = 1004;
+        sshKeys = (import ../../ssh-public-keys.nix).users.marenz;
+      };
     };
 
     deploy.customizationModule = ./customization;