forward reference for IndexFile

1 files changed, 1 insertions, 1 deletions

diff --git a/git/index/fun.py b/git/index/fun.py
index 95dc3d56..d9fe4108 100644
--- a/git/index/fun.py
+++ b/git/index/fun.py
@@ -72,7 +72,7 @@ def hook_path(name: str, git_dir: PathLike) -> str:
     return osp.join(git_dir, 'hooks', name)
 
 
-def run_commit_hook(name: str, index: IndexFile, *args: str) -> None:
+def run_commit_hook(name: str, index: 'IndexFile', *args: str) -> None:
     """Run the commit hook of the given name. Silently ignores hooks that do not exist.
     :param name: name of hook, like 'pre-commit'
     :param index: IndexFile instance