diff --git a/bootstrap.sh b/bootstrap.sh
index 57208b7..9854366 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 # author: deadc0de6 (https://github.com/deadc0de6)
 # Copyright (c) 2017, deadc0de6
 
diff --git a/dotdrop.sh b/dotdrop.sh
index 6d2dc7c..5aceaa9 100755
--- a/dotdrop.sh
+++ b/dotdrop.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 # author: deadc0de6 (https://github.com/deadc0de6)
 # Copyright (c) 2017, deadc0de6
 
diff --git a/tests.sh b/tests.sh
index c2f1b04..4ea024f 100755
--- a/tests.sh
+++ b/tests.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 # author: deadc0de6 (https://github.com/deadc0de6)
 # Copyright (c) 2017, deadc0de6