diff --git a/ci-root.nix b/ci-root.nix
index e7c7cc7cf3..d1e615de63 100644
--- a/ci-root.nix
+++ b/ci-root.nix
@@ -7,16 +7,23 @@ let
   pkgs = depot.third_party.nixpkgs;
   lib = pkgs.lib;
   prefixAttrs = prefix: lib.mapAttrsToList (name: value: { name = "${prefix}-${name}"; path = value; });
-  ciMachines = prefixAttrs "machine" depot.ops.nixos.systems;
-  ciPackages = prefixAttrs "pkg" (builtins.removeAttrs depot.nix.pkgs [ "grafana-plugins" "windows" ]);
-  ciGrafanaPlugins = prefixAttrs "pkg-grafana-plugins" depot.nix.pkgs.grafana-plugins;
-  ciWeb = prefixAttrs "web" depot.web;
 
-  ciOther = prefixAttrs "other" {
-    twitterchiver-archiver = depot.go.twitterchiver.archiver;
-    twitterchiver-archiver-docker = depot.go.twitterchiver.archiver.dockerImage;
-    twitternuke = depot.go.twitternuke;
-    systemPathJSON = depot.ops.nixos.systemPathJSON;
+  ciBits = {
+    x86_64-linux = {
+      machine = depot.ops.nixos.systems;
+      pkgs = builtins.removeAttrs depot.nix.pkgs [ "grafana-plugins" "windows" ];
+      pkg-grafana-plugins = depot.nix.pkgs.grafana-plugins;
+      web = depot.web;
+      other = {
+        twitterchiver-archiver = depot.go.twitterchiver.archiver;
+        twitterchiver-archiver-docker = depot.go.twitterchiver.archiver.dockerImage;
+        twitternuke = depot.go.twitternuke;
+        systemPathJSON = depot.ops.nixos.systemPathJSON;
+      };
+    };
+    x86_64-darwin = {
+      home-manager = depot.ops.home-manager-ext.built;
+    };
   };
 in
-pkgs.linkFarm "ci" (ciMachines ++ ciPackages ++ ciGrafanaPlugins ++ ciWeb ++ ciOther)
+pkgs.linkFarm "ci" (builtins.concatLists (lib.mapAttrsToList prefixAttrs ciBits))