diff --git a/t/db_dependent/Reserves.t b/t/db_dependent/Reserves.t
index f87013cf5b..b3f356dc1f 100755
--- a/t/db_dependent/Reserves.t
+++ b/t/db_dependent/Reserves.t
@@ -1856,9 +1856,9 @@ subtest 'DefaultHoldExpiration tests' => sub {
     plan tests => 2;
     $schema->storage->txn_begin;
 
-    t::lib::Mocks::mock_preference( 'DefaultHoldExpirationdate',       1 );
-    t::lib::Mocks::mock_preference( 'DefaultHoldExpirationdatePeriod', 365 );
-    t::lib::Mocks::mock_preference( 'DefaultHoldExpirationUnitOfTime', 'days;' );
+    t::lib::Mocks::mock_preference( 'DefaultHoldExpirationdate',           1 );
+    t::lib::Mocks::mock_preference( 'DefaultHoldExpirationdatePeriod',     365 );
+    t::lib::Mocks::mock_preference( 'DefaultHoldExpirationdateUnitOfTime', 'days' );
 
     my $patron = $builder->build_object( { class => 'Koha::Patrons' } );
     my $item   = $builder->build_sample_item();