diff --git a/hosts/lillyserver/systemd.nix b/hosts/lillyserver/systemd.nix
index e69de29..bdc05fd 100644
--- a/hosts/lillyserver/systemd.nix
+++ b/hosts/lillyserver/systemd.nix
@@ -0,0 +1,12 @@
+{ pkgs, ... }:
+{
+  systemd.services.crowdsec-prefix = {
+    enable = true;
+    description = "Get IPv6 Prefix to add to Crowdsec Whitelist";
+    serviceConfig = {
+      Type = "oneshot";
+      ExecStart = "/mnt/lilly-ssd/appdata/crowdsec/crowdsec-prefix-change-script/checkprefix.sh";
+      WorkingDirectory = "/mnt/lilly-ssd/appdata/crowdsec/crowdsec-prefix-change-script";
+    };
+  };
+}