diff --git a/nix/default.nix b/nix/default.nix
index 77b9bd2..503f611 100644
--- a/nix/default.nix
+++ b/nix/default.nix
@@ -46,6 +46,7 @@ let
   sbom = pkgs.runCommand "sbom.cdx.json" {
     nativeBuildInputs = [ pkgs.syft ];
   } ''
+    export HOME=$TMPDIR
     syft scan ${manager}/bin/manager \
       --output cyclonedx-json \
       --file $out