diff --git a/hosts/workstation/default.nix b/hosts/workstation/default.nix
index d6840e4..643d3c1 100644
--- a/hosts/workstation/default.nix
+++ b/hosts/workstation/default.nix
@@ -271,6 +271,7 @@ in {
     lsb-release
     lsof
     nix-bash-completions
+    nixd
     pkg-config
     playerctl
     poppler_utils
@@ -315,6 +316,8 @@ in {
     })
   ];
 
+  nix.nixPath = ["nixpkgs=${inputs.nixpkgs}"];
+
   # Open ports in the firewall.
   networking.firewall = {
     enable = true;