1 diff --git a/build_helpers/build_helpers.py b/build_helpers/build_helpers.py
2 index 7159d22615..73db312bbe 100644
3 --- a/build_helpers/build_helpers.py
4 +++ b/build_helpers/build_helpers.py
5 @@ -185,7 +185,7 @@ class ANTLRCommand(Command): # type: ignore
9 - join(root_dir, "bin/antlr-4.9.3-complete.jar"),
13 join(project_root, "hydra/grammar/gen/"),