diff --git a/modules/features/step-client.nix b/modules/features/step-client.nix
index e45a732..6a35a55 100644
--- a/modules/features/step-client.nix
+++ b/modules/features/step-client.nix
@@ -20,7 +20,7 @@
   perSystem = { system, pkgs, lib, ... }: {
     packages.step-bootstrap = (inputs.self.wrappers.stepBootstrap.apply {
       inherit pkgs;
-      caURL = "https://janus.john-stream.com";
+      ca-url = "https://janus.john-stream.com";
       fingerprint = "2036c44f7b5901566ff7611ea6c927291ecc6d2dd00779c0eead70ec77fa10d6";
       install = true;
     }).wrapper;
@@ -28,7 +28,7 @@
 
   flake.wrappers.stepBootstrap = inputs.wrappers.lib.wrapModule ({config, lib, wlib, ... }: {
     options = {
-      caURL = lib.mkOption {
+      ca-url = lib.mkOption {
         type = lib.types.str;
       };
       fingerprint = lib.mkOption {
@@ -42,7 +42,7 @@
       package = config.pkgs.step-cli;
       args = [
         "ca" "bootstrap"
-        "--ca-url" config.caURL
+        "--ca-url" config.ca-url
         "--fingerprint" config.fingerprint
       ]
       ++ lib.optional config.install "--install";