diff --git a/configs/c5471evm/setenv.sh b/configs/c5471evm/setenv.sh
index 38d04dfcb4..4c98cc9237 100755
--- a/configs/c5471evm/setenv.sh
+++ b/configs/c5471evm/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # c5471evm/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/m68332evb/setenv.sh b/configs/m68332evb/setenv.sh
index ce9b289fa6..a5bb0f3b31 100755
--- a/configs/m68332evb/setenv.sh
+++ b/configs/m68332evb/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # m68322evb/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/mcu123-lpc214x/setenv.sh b/configs/mcu123-lpc214x/setenv.sh
index a03f316180..a6843f6dd1 100755
--- a/configs/mcu123-lpc214x/setenv.sh
+++ b/configs/mcu123-lpc214x/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # mcu123-lpc2148/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/ntosd-dm320/setenv.sh b/configs/ntosd-dm320/setenv.sh
index 12656cfeb2..a90fdfab7c 100755
--- a/configs/ntosd-dm320/setenv.sh
+++ b/configs/ntosd-dm320/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # ntosd-dm320/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/pjrc-8051/setenv.sh b/configs/pjrc-8051/setenv.sh
index 4f24d1385a..35f5fffede 100755
--- a/configs/pjrc-8051/setenv.sh
+++ b/configs/pjrc-8051/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # pjrc-8051/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/sim/nettest/setenv.sh b/configs/sim/nettest/setenv.sh
index 773e055477..9b3df2015b 100755
--- a/configs/sim/nettest/setenv.sh
+++ b/configs/sim/nettest/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # sim/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/sim/ostest/setenv.sh b/configs/sim/ostest/setenv.sh
index 773e055477..9b3df2015b 100755
--- a/configs/sim/ostest/setenv.sh
+++ b/configs/sim/ostest/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # sim/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/sim/pashello/setenv.sh b/configs/sim/pashello/setenv.sh
index 773e055477..9b3df2015b 100755
--- a/configs/sim/pashello/setenv.sh
+++ b/configs/sim/pashello/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # sim/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/xtrs/nsh/setenv.sh b/configs/xtrs/nsh/setenv.sh
index 5fb1d66d6d..dadab845df 100755
--- a/configs/xtrs/nsh/setenv.sh
+++ b/configs/xtrs/nsh/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # xtrs/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/xtrs/ostest/setenv.sh b/configs/xtrs/ostest/setenv.sh
index 0eedee3347..d62ae86dee 100755
--- a/configs/xtrs/ostest/setenv.sh
+++ b/configs/xtrs/ostest/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # xtrs/setenv.sh
 #
 #   Copyright (C) 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/xtrs/pashello/setenv.sh b/configs/xtrs/pashello/setenv.sh
index 0eedee3347..d62ae86dee 100755
--- a/configs/xtrs/pashello/setenv.sh
+++ b/configs/xtrs/pashello/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # xtrs/setenv.sh
 #
 #   Copyright (C) 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/z16f2800100zcog/ostest/setenv.sh b/configs/z16f2800100zcog/ostest/setenv.sh
index 9651536bd0..c68caf2d45 100755
--- a/configs/z16f2800100zcog/ostest/setenv.sh
+++ b/configs/z16f2800100zcog/ostest/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # configs/z16f2800100zcog/ostest/setenv.sh
 #
 #   Copyright (C) 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/z16f2800100zcog/pashello/setenv.sh b/configs/z16f2800100zcog/pashello/setenv.sh
index 4a9bf1d3bc..40846da4b6 100755
--- a/configs/z16f2800100zcog/pashello/setenv.sh
+++ b/configs/z16f2800100zcog/pashello/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # z16f2800100zcog/setenv.sh
 #
 #   Copyright (C) 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/z80sim/nsh/setenv.sh b/configs/z80sim/nsh/setenv.sh
index 52f95193b9..cdb5e67d76 100755
--- a/configs/z80sim/nsh/setenv.sh
+++ b/configs/z80sim/nsh/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # z80sim/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/z80sim/ostest/setenv.sh b/configs/z80sim/ostest/setenv.sh
index 52f95193b9..cdb5e67d76 100755
--- a/configs/z80sim/ostest/setenv.sh
+++ b/configs/z80sim/ostest/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # z80sim/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/z80sim/pashello/setenv.sh b/configs/z80sim/pashello/setenv.sh
index 52f95193b9..cdb5e67d76 100755
--- a/configs/z80sim/pashello/setenv.sh
+++ b/configs/z80sim/pashello/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # z80sim/setenv.sh
 #
 #   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
diff --git a/configs/z8encore000zco/ostest/setenv.sh b/configs/z8encore000zco/ostest/setenv.sh
index ef031f6add..50a1db1abd 100755
--- a/configs/z8encore000zco/ostest/setenv.sh
+++ b/configs/z8encore000zco/ostest/setenv.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # configs/z8encore000zco/ostest/setenv.sh
 #
 #   Copyright (C) 2008 Gregory Nutt. All rights reserved.
diff --git a/examples/pashello/mkhello.sh b/examples/pashello/mkhello.sh
index c2656344c5..716a7e96df 100755
--- a/examples/pashello/mkhello.sh
+++ b/examples/pashello/mkhello.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 ############################################################################
 # examples/pashello/mkhello.sh
 #
diff --git a/tools/configure.sh b/tools/configure.sh
index 6826807a3c..5843e44408 100755
--- a/tools/configure.sh
+++ b/tools/configure.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # configure.sh
 #
 #   Copyright (C) 2007 Gregory Nutt. All rights reserved.
diff --git a/tools/link.sh b/tools/link.sh
index 0b8ecfaffb..7927d65c83 100755
--- a/tools/link.sh
+++ b/tools/link.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 ############################################################################
 # tools/link.sh
 #
diff --git a/tools/mkdeps.sh b/tools/mkdeps.sh
index 29c98e63e1..96cfb72411 100755
--- a/tools/mkdeps.sh
+++ b/tools/mkdeps.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # mkdeps.sh
 #
 #   Copyright (C) 2007 Gregory Nutt. All rights reserved.
diff --git a/tools/mkimage.sh b/tools/mkimage.sh
index 90f4176b10..f64dfde854 100755
--- a/tools/mkimage.sh
+++ b/tools/mkimage.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 # File: mkimage.sh
 #
diff --git a/tools/mknulldeps.sh b/tools/mknulldeps.sh
index 360e7cb97d..6dc3e9635b 100755
--- a/tools/mknulldeps.sh
+++ b/tools/mknulldeps.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # tools/mknulldeps.sh
 #
 #   Copyright (C) 2008 Gregory Nutt. All rights reserved.
diff --git a/tools/unlink.sh b/tools/unlink.sh
index ebd21d5129..47079f0852 100755
--- a/tools/unlink.sh
+++ b/tools/unlink.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 ############################################################################
 # tools/unlink.sh
 #
diff --git a/tools/winlink.sh b/tools/winlink.sh
index e94d26cc98..c081cee35f 100755
--- a/tools/winlink.sh
+++ b/tools/winlink.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 ############################################################################
 # tools/winlink.sh
 #
diff --git a/tools/zipme.sh b/tools/zipme.sh
index 3200384cf5..bb902c8a8a 100755
--- a/tools/zipme.sh
+++ b/tools/zipme.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # zipme.sh
 #
 #   Copyright (C) 2007 Gregory Nutt. All rights reserved.