diff --git a/Makefile b/Makefile
index 89eca38..44872b5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,6 @@
 VENV_DIR := .venv
 VENDOR_DIR := .vendor
+SHELL := /usr/bin/env bash
 .DEFAULT_GOAL := help
 
 help: