diff --git a/build b/build
index e3d9266..9382461 100755
--- a/build
+++ b/build
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Export important variables for the build scripts
 top=$(pwd)
diff --git a/pkgbuild b/pkgbuild
index 19e2fc1..7a04a8d 100755
--- a/pkgbuild
+++ b/pkgbuild
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 if test -z "$1"; then
 	echo usage: $0 pkgname 1>&2
diff --git a/repack b/repack
index e64b5a8..20cb1f9 100755
--- a/repack
+++ b/repack
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 top=$(pwd)
 root=$top/root