diff --git a/test/scripts/ignore_sigterm.sh b/test/scripts/ignore_sigterm.sh
index e5fef5e..e691629 100755
--- a/test/scripts/ignore_sigterm.sh
+++ b/test/scripts/ignore_sigterm.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 trap -- '' SIGINT SIGTERM SIGTSTP
 
diff --git a/test/scripts/write_stderr.sh b/test/scripts/write_stderr.sh
index 9658da0..62330df 100755
--- a/test/scripts/write_stderr.sh
+++ b/test/scripts/write_stderr.sh
@@ -1,3 +1,3 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 echo "$1" >> /dev/stderr