diff --git a/mkimg.sh b/mkimg.sh
index be5369c..bd1a35d 100755
--- a/mkimg.sh
+++ b/mkimg.sh
@@ -4,6 +4,9 @@ set -e
 set -x
 # modprobe fuse
 arch=$1
+[ -z $arch ] && arch=amd64
+tag=$2
+[ -z $tag ] && tag=latest
 # download the appimagetools
 echo "Downloading the appimage tools"
 archname=x86_64
@@ -22,21 +25,16 @@ case $arch in
         exit 1
         ;;
 esac
-
-wget --no-check-certificate -O appimagetool.AppImage https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-$archname.AppImage
+[ -f appimagetool.AppImage ] || wget --no-check-certificate -O appimagetool.AppImage https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage
 chmod +x appimagetool.AppImage
 
-file appimagetool.AppImage
+wget --no-check-certificate https://github.com/AppImage/AppImageKit/releases/download/continuous/runtime-$archname
+
 
 W="/var/jenkins_home/workspace/nightly-antosaio/build/"
 
 [ -d antos.AppDir ] && rm -rf antos.AppDir
 
-
-[ -z $arch ] && arch=amd64
-tag=$2
-[ -z $tag ] && tag=latest
-
 echo "Building app image for $arch"
 
 mkdir antos.AppDir
@@ -85,8 +83,4 @@ ln -sf /tmp/.antos_pkgcache antos.AppDir/opt/www/htdocs/os/packages/packages.jso
 
 tree antos.AppDir
 
-./appimagetool.AppImage  --appimage-extract
-./squashfs-root/AppRun antos.AppDir build/AntOS_$archname-$tag.AppImage
-# clean up
-rm -rf squashfs-root
-rm appimagetool.AppImage
\ No newline at end of file
+./appimagetool.AppImage --runtime-file runtime-$archname antos.AppDir build/AntOS_$archname-$tag.AppImage