diff --git a/portwine_install_script/portproton b/portwine_install_script/portproton
index c2897c2..d78722c 100755
--- a/portwine_install_script/portproton
+++ b/portwine_install_script/portproton
@@ -19,7 +19,7 @@ deflink="${HOME}/PortWINE/${portname}"
 if [ "$(dirname "`readlink -f "$0"`")" == "/usr/bin" ] ; then
 	[ -z "${XDG_DATA_HOME}" ] && export XDG_DATA_HOME="$HOME/.local/share"
 	if [ -f "${XDG_DATA_HOME}/PortWINE/PortProton/data/scripts/start.sh" ] ; then
-		sh "${XDG_DATA_HOME}/PortWINE/PortProton/data/scripts/start.sh" $@ & exit 0
+		sh "${XDG_DATA_HOME}/PortWINE/PortProton/data/scripts/start.sh" "$@" & exit 0
 	else
 		if [ ! -z "`locale | grep "LANG=ru_RU.UTF-8"`" ] ; then 
 			PW_SET_LANG="Russian"