diff --git a/scripts/auto-install.sh b/scripts/auto-install.sh
index b11d778..fe26d0e 100755
--- a/scripts/auto-install.sh
+++ b/scripts/auto-install.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /usr/bin/env bash
 
 sysThemeNames=("'Pop'" "'Pop-dark'" "'Pop-light'" "'Yaru'" "'Yaru-dark'" "'Yaru-light'" "'Adwaita-maia'" "'Adwaita-maia-dark'")
 themeNames=("pop" "pop" "pop" "yaru" "yaru" "yaru" "maia" "maia")
diff --git a/scripts/install-by-curl.sh b/scripts/install-by-curl.sh
index 6481ee4..45ca41e 100755
--- a/scripts/install-by-curl.sh
+++ b/scripts/install-by-curl.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /usr/bin/env bash
 
 VERSION=$(curl -s "https://github.com/rafaelmardojai/firefox-gnome-theme/releases/latest/download" 2>&1 | sed "s/^.*download\/\([^\"]*\).*/\1/")
 FILENAME=firefox-gnome-theme-$VERSION.tar.gz
diff --git a/scripts/install.sh b/scripts/install.sh
index b93db78..e43f74c 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 THEMEDIRECTORY=$(cd `dirname $0` && cd .. && pwd)
 FIREFOXFOLDER=~/.mozilla/firefox