diff --git a/generate.pl b/generate.pl
index c2dab3e..86dfae5 100755
--- a/generate.pl
+++ b/generate.pl
@@ -1,5 +1,5 @@
 #!/usr/bin/env perl
-use v5.20;
+use v5.14;
 use strict;
 use warnings;
 use YAML::XS;