diff --git a/lib/Slic3r/GUI/Plater.pm b/lib/Slic3r/GUI/Plater.pm
index 1c3ac041e4..aadd159f94 100644
--- a/lib/Slic3r/GUI/Plater.pm
+++ b/lib/Slic3r/GUI/Plater.pm
@@ -1983,7 +1983,8 @@ sub selection_changed {
     if ($self->{object_info_size}) { # have we already loaded the info pane?
         if ($have_sel) {
             my $model_object = $self->{model}->objects->[$obj_idx];
-            $model_object->print_info;
+            #FIXME print_info runs model fixing in two rounds, it is very slow, it should not be performed here!
+            # $model_object->print_info;
             my $model_instance = $model_object->instances->[0];
             $self->{object_info_size}->SetLabel(sprintf("%.2f x %.2f x %.2f", @{$model_object->instance_bounding_box(0)->size}));
             $self->{object_info_materials}->SetLabel($model_object->materials_count);