diff --git a/scripts/deploy.sh b/scripts/deploy.sh
index 00b2a88..0127109 100644
--- a/scripts/deploy.sh
+++ b/scripts/deploy.sh
@@ -1,12 +1,18 @@
+#!/bin/bash
 tmp_dir=$(mktemp -d)/peertube-plugin-auto-import-ytb/
-work_dir=$(pwd)/
+work_dir=$(pwd)
+peertube_dir=${1}
+if [ ! -d "${peertube_dir}" ]; then
+  echo "Expected to be passed a directory (or ${peertube_dir} is not accessible)" > /dev/stderr
+  exit 1
+fi
 # echo $work_dir
 
-mkdir $tmp_dir
+mkdir "$tmp_dir"
 # echo "directory created"
-rsync --exclude-from=$work_dir.rsyncignore $work_dir $tmp_dir -ar
+rsync --exclude-from="${work_dir}/.rsyncignore" "${work_dir}" "${tmp_dir}" -ar
 # echo "rsync --exclude-from=$work_dir.rsyncignore $work_dir $tmp_dir"
 # echo "rsync done"
 cd ../PeerTube
-node ./dist/server/tools/peertube.js plugins install --path $tmp_dir
+node ./dist/server/tools/peertube.js plugins install --path "${tmp_dir}"
 # echo $tmp_dir
\ No newline at end of file