diff -ruN Email-Sender-1.300036.old/Makefile.PL Email-Sender-1.300036/Makefile.PL
--- Email-Sender-1.300036.old/Makefile.PL	2021-06-17 14:51:17.000000000 +0100
+++ Email-Sender-1.300036/Makefile.PL	2021-12-07 15:20:18.063411087 +0000
@@ -4,7 +4,7 @@
 
 
 
-use ExtUtils::MakeMaker 6.78;
+use ExtUtils::MakeMaker 6.68;
 
 my %WriteMakefileArgs = (
   "ABSTRACT" => "a library for sending email",