diff --git a/mklive.conf.example b/mklive.conf.example
index 5b7eef2..d163188 100644
--- a/mklive.conf.example
+++ b/mklive.conf.example
@@ -25,6 +25,9 @@ STAGEDIR="./stage"
 CHROOT="./chroot"
 
 
+#do we want to build an iso
+ISO="true"
+
 #iso filename - gets extended by .iso
 ISO_FILENAME="live"
 
@@ -41,6 +44,8 @@ ISO_INCLUDE_UBUNTU_INSTALLER="true"
 ISO_INCLUDE_DEBIAN_INSTALLER="true"
 
 
+#do we want to build a PXE environment
+PXE="true"
 
 #Include Memtest
 PXE_INCLUDE_MEMTEST="true"
diff --git a/scripts/defaults.conf b/scripts/defaults.conf
index 2bd79ac..6eac9ea 100644
--- a/scripts/defaults.conf
+++ b/scripts/defaults.conf
@@ -5,4 +5,3 @@ ARCH_BASEDIR="archiso/arch"
 PXE_HTTP_PORT=80
 ARCHISO_HTTP_PORT=80
 LIVE_SSH_ROOTLOGIN="yes"
-
diff --git a/scripts/functions.sh b/scripts/functions.sh
index abef776..05db328 100644
--- a/scripts/functions.sh
+++ b/scripts/functions.sh
@@ -11,7 +11,7 @@ NC='\033[0m'
 
 
 requiredir() {
- [ -n "$1" ] || exit 1
+ [ -n "$1" ] || return 1
  [ -e $1 ] || mkdir $1
 }
 
diff --git a/scripts/iso.sh b/scripts/iso.sh
index 037e540..c6989d1 100755
--- a/scripts/iso.sh
+++ b/scripts/iso.sh
@@ -11,6 +11,8 @@ einfo "Creating ISO"
 ISOLINUX_MODULES="ldlinux.c32 libmenu.c32 menu.c32"
 ISOLINUX_BIN="/usr/lib/ISOLINUX/isolinux.bin"
 
+[ "$ISO" == "true" ] || ( einfo "ISO build is not enabled - skip" && exit 0 )
+
 checkstage live || eexit "Previous stage (live) was not finished"
 
 startstage iso
diff --git a/scripts/pxe.sh b/scripts/pxe.sh
index 7877bc7..20ab37c 100755
--- a/scripts/pxe.sh
+++ b/scripts/pxe.sh
@@ -14,6 +14,8 @@ einfo "Creating PXE enviroment"
 PXELINUX_MODULES="libmenu.c32 menu.c32"
 PXELINUX_BIN="/usr/lib/PXELINUX/pxelinux.0"
 
+
+[ "$PXE" == "true" ] || (einfo "PXE disabled" && exit 0)
 checkstage live || eexit "Previous stage (live) was not finished"
 
 startstage pxe