diff -up DateTime-Tiny-1.07/t/02_main.t.orig DateTime-Tiny-1.07/t/02_main.t

--- DateTime-Tiny-1.07/t/02_main.t.orig	2021-11-07 15:37:45.344689030 +0100

+++ DateTime-Tiny-1.07/t/02_main.t	2021-11-07 15:40:04.835451658 +0100

@@ -77,8 +77,10 @@ SKIP: {

 	# Expand to a DateTime

 	my $dt = $date->DateTime;

 	isa_ok( $dt, 'DateTime' );

-	# DateTime::Locale version 1.00 changes "C" to "en-US-POSIX".

-	my $expected = eval { DateTime::Locale->VERSION(1) } ? "en-US-POSIX" : "C";

+	# DateTime::Locale version 1.33 changes "en-US-POSIX" to "en-US".

+	my $expected = eval { DateTime::Locale->VERSION(1.33) } ? "en-US" : 

+		eval { DateTime::Locale->VERSION(1) } ? "en-US-POSIX" :

+		"C";

 	is( $dt->locale->id,      $expected,  '->locale ok'   );

 	is( $dt->time_zone->name, 'floating', '->timezone ok' );