diff --git a/components/engine/hack/make/binary b/components/engine/hack/make/binary
index 6363c2ab09..93e99fee8f 100644
--- a/components/engine/hack/make/binary
+++ b/components/engine/hack/make/binary
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 DEST=$1
 
diff --git a/components/engine/hack/make/dynbinary b/components/engine/hack/make/dynbinary
index e630c94f53..96ce482674 100644
--- a/components/engine/hack/make/dynbinary
+++ b/components/engine/hack/make/dynbinary
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 DEST=$1
 
diff --git a/components/engine/hack/make/dyntest b/components/engine/hack/make/dyntest
index a4ab2e456b..61f03ada1d 100644
--- a/components/engine/hack/make/dyntest
+++ b/components/engine/hack/make/dyntest
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 DEST=$1
 INIT=$DEST/../dynbinary/dockerinit-$VERSION
diff --git a/components/engine/hack/make/test b/components/engine/hack/make/test
index 8e1103bacc..c8fae70535 100644
--- a/components/engine/hack/make/test
+++ b/components/engine/hack/make/test
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 DEST=$1
 
diff --git a/components/engine/hack/make/tgz b/components/engine/hack/make/tgz
index 80cdb69eed..86a7a9827d 100644
--- a/components/engine/hack/make/tgz
+++ b/components/engine/hack/make/tgz
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 DEST="$1"
 BINARY="$DEST/../binary/docker-$VERSION"
diff --git a/components/engine/hack/make/ubuntu b/components/engine/hack/make/ubuntu
index d4b9fd0b30..578f254558 100644
--- a/components/engine/hack/make/ubuntu
+++ b/components/engine/hack/make/ubuntu
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 DEST=$1