diff --git a/pkgs/servers/home-assistant/build-custom-component/default.nix b/pkgs/servers/home-assistant/build-custom-component/default.nix
index 05b7c2d4b039..5a6e76deb413 100644
--- a/pkgs/servers/home-assistant/build-custom-component/default.nix
+++ b/pkgs/servers/home-assistant/build-custom-component/default.nix
@@ -23,7 +23,7 @@ home-assistant.python.pkgs.buildPythonPackage (
       runHook preInstall
 
       mkdir $out
-      cp -r $src/custom_components/ $out/
+      cp -r ./custom_components/ $out/
 
       runHook postInstall
     '';