diff --git a/.envrc b/.envrc
--- a/.envrc
+++ b/.envrc
@@ -1,5 +1,6 @@
-if ! has nix_direnv_version || ! nix_direnv_version 2.2.0; then
-  source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/2.2.0/direnvrc" "sha256-5EwyKnkJNQeXrRkYbwwRBcXbibosCJqyIUuz9Xq+LRc="
-fi
+# Reload when these files change
+watch_file flake.nix
+watch_file flake.lock
+watch_file nix/overlay.nix
 
-use flake .
+use flake