1 files changed, 9 insertions, 0 deletions
diff --git a/hosts/common/core/nix.nix b/hosts/common/core/nix.nix
index 587bac6..dfcbd5c 100644
--- a/hosts/common/core/nix.nix
+++ b/hosts/common/core/nix.nix
@@ -1,5 +1,14 @@
 { inputs, lib, ... }:
 {
+
+  # work around very annoying TMPDIR handling
+  # see: https://github.com/NixOS/nix/issues/7154
+  boot.tmp.useTmpfs = true;
+  systemd.services."nix-daemon".environment.TMPDIR = "/nix/tmp";
+  systemd.tmpfiles.rules = [
+    "d /nix/tmp 770 root nixbld"
+  ];
+
   nix = {
     settings = {
       trusted-users = [ "root" "@wheel" ];