diff --git a/tests/commands/install_uninstall_test.py b/tests/commands/install_uninstall_test.py
index c54abba0..40099dd1 100644
--- a/tests/commands/install_uninstall_test.py
+++ b/tests/commands/install_uninstall_test.py
@@ -111,7 +111,7 @@ def test_install_hooks_dead_symlink(in_git_dir, store):
 
 def test_install_hooks_symlink_outisde_git_repo(in_git_dir, store):
     hooks_dir = in_git_dir.join('.git/hooks')
-    os.symlink(in_git_dir.join("../hooks").ensure_dir().strpath, hooks_dir.strpath)
+    os.symlink(in_git_dir.join('../hooks').ensure_dir().strpath, hooks_dir.strpath)
     hook = hooks_dir.join('pre-commit')
     assert install(C.CONFIG_FILE, store, hook_types=['pre-commit']) != 0
     assert not hook.exists()