diff --git a/ops/nixos/lib/common.nix b/ops/nixos/lib/common.nix
index 0b44726cf9..3285d1abe7 100644
--- a/ops/nixos/lib/common.nix
+++ b/ops/nixos/lib/common.nix
@@ -34,7 +34,7 @@ in
 
     nix = {
       nixPath = [ "depot=/home/lukegb/depot/" "nixpkgs=/home/lukegb/depot/third_party/nixpkgs/" ];
-      trustedUsers = [ "root" "@wheel" ];
+      trustedUsers = [ "root" "@wheel" "deployer" ];
       binaryCaches = lib.mkForce [ "https://cache.nixos.org/" "s3://lukegb-nix-cache?endpoint=storage.googleapis.com&trusted=1" ];
       trustedBinaryCaches = lib.mkForce [ "https://cache.nixos.org/" "s3://lukegb-nix-cache?endpoint=storage.googleapis.com&trusted=1" ];
       envVars = {