diff --git a/flake.nix b/flake.nix
index c64043b..4ca14fb 100644
--- a/flake.nix
+++ b/flake.nix
@@ -254,6 +254,7 @@
                 };
                 patches = [ ];
                 postPatch = ''
+                  ls -r
                   sed 's/Broadlink/ZHA/' codes/climate/1964.json > codes/climate/50.json
                 '';
               });