diff --git a/gents.sh b/gents.sh
index 75ff89c..5afc322 100755
--- a/gents.sh
+++ b/gents.sh
@@ -1,5 +1,5 @@
-#!/usr/bin/env bash
-set -euo pipefail
+#!/bin/sh
+set -eu
 
 # generate new typescript client, only install it when it is different, so we
 # don't trigger frontend builds needlessly.