Make argument values optional

diff --git a/lib/App/MusicExpo.pm b/lib/App/MusicExpo.pm
index 967e9f4013c95de29ca97e54db6bfa91f20140e2..60c5c087156164daec33bcb3d09cdb3b13537052 100644 (file)
--- a/lib/App/MusicExpo.pm
+++ b/lib/App/MusicExpo.pm
@@ -26,9 +26,9 @@ our $cache='';
 our $template='';
 
 GetOptions (
-       "template=s" => \$template,
-       "prefix=s" => \$prefix,
-       "cache=s" => \$cache,
+       "template:s" => \$template,
+       "prefix:s" => \$prefix,
+       "cache:s" => \$cache,
 );