diff --git a/android/TerminalApp/generate_assets.sh b/android/TerminalApp/generate_assets.sh
index ff7444e..4001bfd 100755
--- a/android/TerminalApp/generate_assets.sh
+++ b/android/TerminalApp/generate_assets.sh
@@ -6,14 +6,15 @@
     echo "image.raw can be built with packages/modules/Virtualization/build/debian/build.sh"
     exit 1
 fi
+image_raw_path=$(realpath $1)
 pushd $(dirname $0) > /dev/null
 tempdir=$(mktemp -d)
 asset_dir=./assets/linux
 mkdir -p ${asset_dir}
 echo Copy files...
 pushd ${tempdir} > /dev/null
-cp "$1" ${tempdir}
-tar czvS -f images.tar.gz $(basename $1)
+cp "${image_raw_path}" ${tempdir}
+tar czvS -f images.tar.gz $(basename ${image_raw_path})
 popd > /dev/null
 cp vm_config.json ${asset_dir}
 mv ${tempdir}/images.tar.gz ${asset_dir}