diff --git a/mpv.controller.sh b/mpv.controller.sh
index 70540d8..487685c 100755
--- a/mpv.controller.sh
+++ b/mpv.controller.sh
@@ -17,7 +17,8 @@
 # Vars {{{
 PROGNAME=$(basename "${0}"); readonly PROGNAME
 PROGDIR=$(readlink -m $(dirname "${0}")); readonly PROGDIR
-ARGS="${*}"; readonly ARGS
+readonly ARGS="${*}"
+readonly NBARGS="${#}"
 [ -z "${DEBUG}" ] && DEBUG=1
 ## Export DEBUG for sub-script
 export DEBUG