diff --git a/test/aur/entrypoint.sh b/test/aur/entrypoint.sh
index eacd09d..5525c16 100644
--- a/test/aur/entrypoint.sh
+++ b/test/aur/entrypoint.sh
@@ -1,3 +1,5 @@
+#!/bin/sh
+
 declare -a aur_packages=("lune-bin" "lune-git" "lune")
 root_dir=$(pwd)