diff --git a/nix/os/devices/steveej-t14/system.nix b/nix/os/devices/steveej-t14/system.nix
index 1924b1e..a197dd4 100644
--- a/nix/os/devices/steveej-t14/system.nix
+++ b/nix/os/devices/steveej-t14/system.nix
@@ -6,6 +6,14 @@
 let
   keys = import ../../../variables/keys.nix;
 in {
+  nix = {
+    binaryCaches = [
+      "https://holochain-ci.cachix.org"
+    ];
+    binaryCachePublicKeys = [
+      "holochain-ci.cachix.org-1:5IUSkZc0aoRS53rfkvH9Kid40NpyjwCMCzwRTXy+QN8="
+    ];
+  };
 
   # TASK: new device
   networking.hostName = "steveej-t14"; # Define your hostname.