diff --git a/quickstart/Makefile b/quickstart/Makefile
index c8461ede..2cf1ced3 100644
--- a/quickstart/Makefile
+++ b/quickstart/Makefile
@@ -1,6 +1,8 @@
 # Copyright (c) 2025, Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved.
 # SPDX-License-Identifier: 0BSD
 
+SHELL := /usr/bin/env bash
+
 # Set default goal to 'help' if no target is specified
 .DEFAULT_GOAL := help