reverted:
--- b/lib/Debian/Debhelper/Dh_Lib.pm
+++ a/lib/Debian/Debhelper/Dh_Lib.pm
@@ -6,7 +6,7 @@
 
 package Debian::Debhelper::Dh_Lib;
 
-use v5.24;
+use v5.28;
 use warnings;
 use utf8;