diff --git a/t/lib/Test/Collection.pm b/t/lib/Test/Collection.pm
index d553ca9f27..806a7afef9 100644
--- a/t/lib/Test/Collection.pm
+++ b/t/lib/Test/Collection.pm
@@ -1119,31 +1119,6 @@ sub get_cached_data{
     return (-e $self->data_cache_file) ? retrieve($self->data_cache_file) : {};
 }
 
-sub replace_cached_data{
-    my($self,$data_callback,$restored) = @_;
-    $restored //= $self->get_cached_data;
-    $data_callback->($restored);
-    store $restored,$self->data_cache_file;
-    return $restored;
-}
-sub get_cached_data{
-    my($self) = @_;
-    return (-e $self->data_cache_file) ? retrieve($self->data_cache_file) : {};
-}
-
-sub replace_cached_data{
-    my($self,$data_callback,$restored) = @_;
-    $restored //= $self->get_cached_data;
-    $data_callback->($restored);
-    store $restored,$self->data_cache_file;
-    return $restored;
-}
-
-sub get_cached_data{
-    my($self) = @_;
-    return (-e $self->data_cache_file) ? retrieve($self->data_cache_file) : {};
-}
-
 sub replace_cached_data{
     my($self,$data_callback,$restored) = @_;
     $restored //= $self->get_cached_data;