diff --git a/bootstrap.sh b/bootstrap.sh
index fa1aa05014..429c3ac7c1 100644
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -91,4 +91,4 @@ unset _bootstrap_abspath
 
 pw_cleanup
 
-git config blame.ignoreRevsFile .git-blame-ignore-revs
+git -C "$PW_ROOT" config blame.ignoreRevsFile .git-blame-ignore-revs