diff --git a/Makefile.PL b/Makefile.PL
index 803c05e..bb67ab9 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -8,7 +8,7 @@ WriteMakefile(
     AUTHOR           => q{binary.com <rakesh@binary.com>},
     VERSION_FROM     => 'lib/Format/Util.pm',
     ABSTRACT_FROM    => 'lib/Format/Util.pm',
-    LICENSE          => 'Artistic_2_0',
+    LICENSE          => 'artistic_2',
     PL_FILES         => {},
     MIN_PERL_VERSION => 5.006,
     CONFIGURE_REQUIRES => {