diff --git a/tests/bundles/rebase.sh b/tests/bundles/rebase.sh
--- a/tests/bundles/rebase.sh
+++ b/tests/bundles/rebase.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 hg init rebase
 cd rebase
 
diff --git a/tests/bundles/remote.sh b/tests/bundles/remote.sh
--- a/tests/bundles/remote.sh
+++ b/tests/bundles/remote.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 hg init remote
 cd remote