diff --git a/t/db_dependent/Koha/Object.t b/t/db_dependent/Koha/Object.t
index 38a6eaf0e4..a49a3784c2 100755
--- a/t/db_dependent/Koha/Object.t
+++ b/t/db_dependent/Koha/Object.t
@@ -311,10 +311,10 @@ subtest "to_api() tests" => sub {
         }
     };
 
-    # mock Koha::Item so it implements 'api_strings_mapping'
+    # mock Koha::Item so it implements 'strings_map'
     my $item_mock = Test::MockModule->new('Koha::Item');
     $item_mock->mock(
-        'api_strings_mapping',
+        'strings_map',
         sub {
             return $_strings;
         }
@@ -475,7 +475,7 @@ subtest "to_api() tests" => sub {
 
         my $city_mock = Test::MockModule->new('Koha::City');
         $city_mock->mock(
-            'api_strings_mapping',
+            'strings_map',
             sub {
                 my ( $self, $params ) = @_;
 
diff --git a/t/db_dependent/Koha/REST/Plugin/Objects.t b/t/db_dependent/Koha/REST/Plugin/Objects.t
index 3a4832f2f5..99626ac552 100755
--- a/t/db_dependent/Koha/REST/Plugin/Objects.t
+++ b/t/db_dependent/Koha/REST/Plugin/Objects.t
@@ -673,7 +673,7 @@ subtest 'objects.find helper with expanded authorised values' => sub {
 
     my $city_class = Test::MockModule->new('Koha::City');
     $city_class->mock(
-        'api_strings_mapping',
+        'strings_map',
         sub {
             my ($self, $params) = @_;
             use Koha::AuthorisedValues;
@@ -786,7 +786,7 @@ subtest 'objects.search helper with expanded authorised values' => sub {
 
     my $city_class = Test::MockModule->new('Koha::City');
     $city_class->mock(
-        'api_strings_mapping',
+        'strings_map',
         sub {
             my ($self, $params) = @_;
             use Koha::AuthorisedValues;