diff --git a/third_party/default.nix b/third_party/default.nix
index b672b8b3a8..4d192d7b4a 100644
--- a/third_party/default.nix
+++ b/third_party/default.nix
@@ -54,7 +54,7 @@ rec {
   nixos = import ./nixpkgs/nixos;
   nixeval = import ./nixpkgs/nixos/lib/eval-config.nix;
   buildGo =
-    let orig = import ./tvl/nix/buildGo { pkgs = nixpkgs; inherit gopkgs; };
+    let orig = import ./tvl/nix/buildGo { pkgs = (nixpkgs // { go = nixpkgs.go_1_18; }); inherit gopkgs; };
     in orig // {
       program = { dockerData ? [], ... }@args:
         let