diff --git a/debian-gnome/debian-gnome.sh b/debian-gnome/debian-gnome.sh
index 6907ba0..56237be 100644
--- a/debian-gnome/debian-gnome.sh
+++ b/debian-gnome/debian-gnome.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #
diff --git a/debian-gnome/lokinet.sh b/debian-gnome/lokinet.sh
index a95367b..4f6ea5c 100644
--- a/debian-gnome/lokinet.sh
+++ b/debian-gnome/lokinet.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 unpriv(){
   sudo -u nobody "$@"
diff --git a/fedora-gnome/fedora-gnome.sh b/fedora-gnome/fedora-gnome.sh
index c2a93c5..48c436e 100644
--- a/fedora-gnome/fedora-gnome.sh
+++ b/fedora-gnome/fedora-gnome.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #
diff --git a/fedora-gnome/ivpn.sh b/fedora-gnome/ivpn.sh
index 774b98c..fa61564 100644
--- a/fedora-gnome/ivpn.sh
+++ b/fedora-gnome/ivpn.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #
diff --git a/fedora-gnome/media.sh b/fedora-gnome/media.sh
index 030afd4..4bc28d7 100644
--- a/fedora-gnome/media.sh
+++ b/fedora-gnome/media.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #
diff --git a/fedora-gnome/microsoft-edge.sh b/fedora-gnome/microsoft-edge.sh
index abb6db9..3b61e21 100644
--- a/fedora-gnome/microsoft-edge.sh
+++ b/fedora-gnome/microsoft-edge.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #
diff --git a/fedora-gnome/mullvad.sh b/fedora-gnome/mullvad.sh
index 8c51863..d77baca 100644
--- a/fedora-gnome/mullvad.sh
+++ b/fedora-gnome/mullvad.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #
diff --git a/fedora-gnome/sys-usb.sh b/fedora-gnome/sys-usb.sh
index 4903c95..0521725 100644
--- a/fedora-gnome/sys-usb.sh
+++ b/fedora-gnome/sys-usb.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #
diff --git a/fedora-minimal/fedora-minimal.sh b/fedora-minimal/fedora-minimal.sh
index 7ffdbaf..e0c1bf7 100644
--- a/fedora-minimal/fedora-minimal.sh
+++ b/fedora-minimal/fedora-minimal.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #
diff --git a/fedora-minimal/sys-net.sh b/fedora-minimal/sys-net.sh
index 4637f6b..75578b3 100644
--- a/fedora-minimal/sys-net.sh
+++ b/fedora-minimal/sys-net.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #
diff --git a/whonix/whonix-gw.sh b/whonix/whonix-gw.sh
index 0860d45..11d62eb 100644
--- a/whonix/whonix-gw.sh
+++ b/whonix/whonix-gw.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #
diff --git a/whonix/whonix-ws.sh b/whonix/whonix-ws.sh
index 85944c4..e8e9f0f 100644
--- a/whonix/whonix-ws.sh
+++ b/whonix/whonix-ws.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright (C) 2022-2024 Thien Tran
 #