diff --git a/cleanup.sh b/cleanup.sh
index d8f1d61..bd8e29d 100755
--- a/cleanup.sh
+++ b/cleanup.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # AIK-Linux/cleanup: reset working directory
 # osm0sis @ xda-developers
 
diff --git a/repackimg.sh b/repackimg.sh
index 07c54c6..c23969b 100755
--- a/repackimg.sh
+++ b/repackimg.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # AIK-Linux/repackimg: repack ramdisk and build image
 # osm0sis @ xda-developers
 
@@ -49,7 +49,7 @@ case $1 in
   --local) shift;;
   *) cd "$aik";;
 esac;
-chmod -R 755 "$bin" "$aik/"*.sh;
+chmod -R 755 "$bin" "$aik"/*.sh;
 chmod 644 "$bin/magic" "$bin/androidbootimg.magic" "$bin/boot_signer.jar" "$bin/avb/"* "$bin/chromeos/"*;
 
 if [ -z "$(ls split_img/* 2>/dev/null)" -o ! -e ramdisk ]; then
diff --git a/unpackimg.sh b/unpackimg.sh
index 947cbbf..723b5aa 100755
--- a/unpackimg.sh
+++ b/unpackimg.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # AIK-Linux/unpackimg: split image and unpack ramdisk
 # osm0sis @ xda-developers