diff --git a/templates/nix-config/misc/activation.nix b/templates/nix-config/misc/activation.nix
index 621bc68..6384538 100644
--- a/templates/nix-config/misc/activation.nix
+++ b/templates/nix-config/misc/activation.nix
@@ -3,10 +3,16 @@
 {
   system.activationScripts.script.text = ''
     #!/bin/bash
+    if [ -e /etc/numbus-server/activated.true ]; then
+      exit 0
+    fi
+
     ${pkgs.coreutils}/bin/mkdir -p /mnt/config/ /mnt/data/
     ${pkgs.coreutils}/bin/chown -R numbus-admin:users /mnt/config/
     ${pkgs.coreutils}/bin/chown -R numbus-admin:users /mnt/data/
 
 PODMAN_NETWORKS
+
+    touch /etc/numbus-server/activated.true
   '';
 }
\ No newline at end of file