diff --git a/buildDoc.sh b/buildDoc.sh
index d2bb7da6..be806e05 100755
--- a/buildDoc.sh
+++ b/buildDoc.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 ROOT_DIR=$( cd `dirname $0`; pwd )
 LOCAL_CFG_DIR=$ROOT_DIR/config.local
diff --git a/buildDocExports.sh b/buildDocExports.sh
index 92fde7a0..bb44e80e 100755
--- a/buildDocExports.sh
+++ b/buildDocExports.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 ROOT_DIR=$( cd `dirname $0`; pwd )
 LOCAL_CFG_DIR=$ROOT_DIR/config.local
diff --git a/checkDocExportsNecessity.sh b/checkDocExportsNecessity.sh
index 76db1d06..ff298875 100755
--- a/checkDocExportsNecessity.sh
+++ b/checkDocExportsNecessity.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 ROOT_DIR=$( cd `dirname $0`; pwd )
 LOCAL_CFG_DIR=$ROOT_DIR/config.local
diff --git a/checkUpgrade.sh b/checkUpgrade.sh
index abb7580e..23c27c0b 100755
--- a/checkUpgrade.sh
+++ b/checkUpgrade.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 ROOT_DIR=$( cd `dirname $0`; pwd )
 
diff --git a/upgradeFromGit.sh b/upgradeFromGit.sh
index aa32fade..fcf89de3 100755
--- a/upgradeFromGit.sh
+++ b/upgradeFromGit.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 
 ROOT_DIR=$( cd `dirname $0`; pwd )