1 files changed, 4 insertions, 0 deletions
diff --git a/infra/nix/devshell.nix b/infra/nix/devshell.nix
index a09bb0c..316afd2 100644
--- a/infra/nix/devshell.nix
+++ b/infra/nix/devshell.nix
@@ -15,6 +15,10 @@
             treefmt
             # keep-sorted end
           ];
+
+          shellHook = ''
+            export TREEFMT_WORKING_DIR="$("${pkgs.git}/bin/git" rev-parse --show-toplevel)/infra"
+          '';
         };
     };
 }