diff --git a/elements/ramdisk/extra-data.d/scripts/init b/elements/ramdisk/extra-data.d/scripts/init
index fcdd0d3f..2bba45c4 100755
--- a/elements/ramdisk/extra-data.d/scripts/init
+++ b/elements/ramdisk/extra-data.d/scripts/init
@@ -27,13 +27,7 @@ source /init-func
 PATH=/sbin:/bin:/usr/bin:/usr/sbin
 export PATH
 
-mkdir -p /proc
-mkdir -p /sys
-mkdir -p /dev
-mkdir -p /boot
-mkdir -p /etc
-mkdir -p /mnt
-mkdir -p /lib/modules
+mkdir -p /proc /sys /dev /boot /etc /mnt /lib/modules
 
 mount -t proc proc /proc
 
@@ -70,8 +64,7 @@ if [ "$UDEVD_VERSION" != "" -a $UDEVD_VERSION -gt 175 ]; then
     mount -t devtmpfs none /dev
     mkdir -p /run
     mount -t tmpfs -o "nosuid,size=20%,mode=0755" tmpfs /run
-    mkdir -p /run/lock
-    mkdir -p /run/udev
+    mkdir -p /run/{lock,udev}
 else
     echo "Using old-style udevd setup"
     mount -t tmpfs none /dev
@@ -93,7 +86,6 @@ else
     mknod /dev/tty c 5 0
     mknod -m 0600 /dev/console c 5 1
     mknod -m 0666 /dev/ptmx c 5 2
-    mkdir -p /dev/.udev
     mkdir -p /dev/.udev/data
 fi
 
diff --git a/lib/ramdisk-functions b/lib/ramdisk-functions
index eb38a16f..e41691af 100644
--- a/lib/ramdisk-functions
+++ b/lib/ramdisk-functions
@@ -39,16 +39,10 @@ function cleanup () {
 function create_ramdisk_base () {
   echo "Creating base system"
 
-  mkdir -p "$TMP_MOUNT_PATH/bin"
+  mkdir -p "${TMP_MOUNT_PATH}/"{bin,lib/modules,etc/udev}
   ln -s bin "$TMP_MOUNT_PATH/sbin"
-  mkdir -p "$TMP_MOUNT_PATH/lib"
-  mkdir -p "$TMP_MOUNT_PATH/lib/modules"
-  mkdir -p "$TMP_MOUNT_PATH/etc"
-  mkdir -p "$TMP_MOUNT_PATH/etc/udev"
   # cjk adding for discovery support
-  mkdir -p "$TMP_MOUNT_PATH/var/lib/dhcp"
-  mkdir -p "$TMP_MOUNT_PATH/var/run"
-  mkdir -p "$TMP_MOUNT_PATH/lib/udev/rules.d"
+  mkdir -p "${TMP_MOUNT_PATH}/"{lib/udev/rules.d,var/{lib/dhcp,run}}
 
   DISTRO=`lsb_release -si` || true
 
@@ -132,7 +126,7 @@ function copy_required_libs() {
     if [ "$ref" != "$dest" ]; then
       local link_path=$TMP_MOUNT_PATH/$ref
       if ! [ -e "$link_path" -o -L "$link_path" ]; then
-        mkdir -p `dirname "$link_path"`
+        mkdir -p $(dirname "$link_path")
         ln -s "$dest" "$link_path"
       fi
     fi