diff --git a/generate-stackbrew-library.sh b/generate-stackbrew-library.sh
index b7cfb57..cfc6730 100755
--- a/generate-stackbrew-library.sh
+++ b/generate-stackbrew-library.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu
 
 declare -A aliases=(
diff --git a/update.sh b/update.sh
index 70903b8..d857682 100755
--- a/update.sh
+++ b/update.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eo pipefail
 
 cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"