diff --git a/tools/ci-build.sh b/tools/ci-build.sh
index 6e907deb..a71214db 100755
--- a/tools/ci-build.sh
+++ b/tools/ci-build.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright © 2015-2016 Collabora Ltd.
 # Copyright © 2020 Ralf Habacker <ralf.habacker@freenet.de>
diff --git a/tools/ci-install.sh b/tools/ci-install.sh
index ee9d3499..790e7a93 100755
--- a/tools/ci-install.sh
+++ b/tools/ci-install.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright © 2015-2016 Collabora Ltd.
 #