diff --git a/pkgs/bench_shells/bench_shells.bash b/pkgs/bench_shells/bench_shells.bash
index 775a10f8..7c4f4c79 100644
--- a/pkgs/bench_shells/bench_shells.bash
+++ b/pkgs/bench_shells/bench_shells.bash
@@ -1,5 +1,5 @@
 # zsh should be first, because it often makes much slower with the completion
-hyperfine --warmup 1 --runs 3 --shell none \
+hyperfine --warmup 1 --runs 3 --shell none "$@" \
 	'zsh --interactive -c exit' \
 	'zsh --no-rcs --interactive -c exit' \
 	'bash -i -c exit' \