1 files changed, 1 insertions, 1 deletions
diff --git a/git/index/fun.py b/git/index/fun.py
index 1e931b7c..80db46b1 100644
--- a/git/index/fun.py
+++ b/git/index/fun.py
@@ -76,7 +76,7 @@ def run_commit_hook(name, index):
                            stdout=subprocess.PIPE,
                            stderr=subprocess.PIPE,
                            cwd=index.repo.working_dir,
-                           close_fds=(is_posix),
+                           close_fds=is_posix,
                            creationflags=PROC_CREATIONFLAGS,)
     stdout, stderr = cmd.communicate()
     cmd.stdout.close()