diff --git a/src/doublesgame.pl b/src/doublesgame.pl
old mode 100644
new mode 100755
index 6071ae2..3aca19c
--- a/src/doublesgame.pl
+++ b/src/doublesgame.pl
@@ -1,3 +1,4 @@
+#!/usr/bin/perl
 # Copyright (C) 2017 Ortega Froysa, Nicolás <deathsbreed@themusicinnoise.net> All rights reserved.
 # Author: Ortega Froysa, Nicolás <deathsbreed@themusicinnoise.net>
 #