diff --git a/pre_commit/commands/install_uninstall.py b/pre_commit/commands/install_uninstall.py
index d19e0d47..ac36b8d8 100644
--- a/pre_commit/commands/install_uninstall.py
+++ b/pre_commit/commands/install_uninstall.py
@@ -123,7 +123,7 @@ def install(
     if git_dir is None and git.has_core_hookpaths_set():
         logger.error(
             'Cowardly refusing to install hooks with `core.hooksPath` set.\n'
-            'hint: `git config --unset-all core.hooksPath`',
+            'hint: `git config --unset-all core.hooksPath && git config --unset-all --global core.hooksPath`',
         )
         return 1