diff --git a/bochs.sh b/bochs.sh
index 9c837022..0dfb696a 100755
--- a/bochs.sh
+++ b/bochs.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 set -e
  
 BOCHS_CONFIG_FILE=bochsrc
diff --git a/image-full.sh b/image-full.sh
index 005d54a5..414a90be 100755
--- a/image-full.sh
+++ b/image-full.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 set -e
 
 DISK_SIZE=$[50 * 1024 * 1024]
diff --git a/image.sh b/image.sh
index 8addf6e4..ab03fa66 100755
--- a/image.sh
+++ b/image.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 set -e
 
 if [ ! -f $DISK_IMAGE_PATH ]; then
diff --git a/install-usb.sh b/install-usb.sh
index 6bad2ad9..126b3417 100755
--- a/install-usb.sh
+++ b/install-usb.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 set -e
 
 SIZE=$(stat -c '%s' banan-os.img | numfmt --to=iec)
diff --git a/linecount.sh b/linecount.sh
index c8158b98..8b181448 100755
--- a/linecount.sh
+++ b/linecount.sh
@@ -1,3 +1,3 @@
-#!/bin/sh
+#!/bin/bash
 
 find . | grep -vE '(build|toolchain)' | grep -E '\.(cpp|h|S)$' | xargs wc -l | sort -n
diff --git a/qemu.sh b/qemu.sh
index 2219afd4..e91af335 100755
--- a/qemu.sh
+++ b/qemu.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 set -e
  
 qemu-system-$BANAN_ARCH										\
diff --git a/toolchain/build.sh b/toolchain/build.sh
index 5524bb22..c596d085 100755
--- a/toolchain/build.sh
+++ b/toolchain/build.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 set -e
 
 BINUTILS_VERSION="binutils-2.39"
diff --git a/userspace/create_program.sh b/userspace/create_program.sh
index 2b25b782..7efa30d0 100755
--- a/userspace/create_program.sh
+++ b/userspace/create_program.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e