diff --git a/t/Boolean.t b/t/Boolean.t
index af5c8b71d2..0f04913cae 100755
--- a/t/Boolean.t
+++ b/t/Boolean.t
@@ -2,7 +2,7 @@
 use strict;
 use warnings;
 
-use Test::More tests => 12;
+use Test::More tests => 13;
 
 BEGIN { use_ok( 'C4::Boolean', qw( true_p ) ); }