--- CBOR-XS/Makefile.PL	2013/10/25 23:09:45	1.1
+++ CBOR-XS/Makefile.PL	2013/12/01 16:42:19	1.5
@@ -1,4 +1,4 @@
-use 5.008003;
+use 5.010001; # for utf-8, and Time::Piece
 use ExtUtils::MakeMaker;
 
 WriteMakefile(
@@ -10,7 +10,8 @@
     VERSION_FROM => "XS.pm",
     NAME         => "CBOR::XS",
     PREREQ_PM    => {
-       common::sense => 0,
+       common::sense     => 0,
+       Types::Serialiser => 0,
     },
 );