diff --git a/luci-app-passwall/root/usr/share/passwall/app.sh b/luci-app-passwall/root/usr/share/passwall/app.sh
index aea09e627..39d35af28 100755
--- a/luci-app-passwall/root/usr/share/passwall/app.sh
+++ b/luci-app-passwall/root/usr/share/passwall/app.sh
@@ -409,7 +409,7 @@ run_ipt2socks() {
 		flag="${flag}_TCP_UDP"
 	;;
 	esac
-	_extra_param="${_extra_param} -v"
+	_extra_param="${_extra_param} -n 65535 -v"
 	ln_run "$(first_type ipt2socks)" "ipt2socks_${flag}" $log_file -l $local_port -b 0.0.0.0 -s $socks_address -p $socks_port ${_extra_param}
 }