diff --git a/src/slic3r/GUI/Gizmos/GLGizmoCut.cpp b/src/slic3r/GUI/Gizmos/GLGizmoCut.cpp
index 9d23a51808..b8e64fafa6 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmoCut.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmoCut.cpp
@@ -948,6 +948,7 @@ void GLGizmoCut3D::render_model(GLModel& model, const ColorRGBA& color, Transfor
         shader->start_using();
 
         shader->set_uniform("view_model_matrix", view_model_matrix);
+        shader->set_uniform("emission_factor", 0.2f);
         shader->set_uniform("projection_matrix", wxGetApp().plater()->get_camera().get_projection_matrix());
 
         model.set_color(color);
diff --git a/src/slic3r/GUI/Tab.cpp b/src/slic3r/GUI/Tab.cpp
index ad93afa879..1a479e566b 100644
--- a/src/slic3r/GUI/Tab.cpp
+++ b/src/slic3r/GUI/Tab.cpp
@@ -3652,7 +3652,8 @@ bool Tab::select_preset(std::string preset_name, bool delete_current /*=false*/,
             }
         }
 
- //       update_tab_ui(); //! ysFIXME delete after testing
+        // ! update preset combobox, to revert previously selection
+        update_tab_ui();
 
         // Trigger the on_presets_changed event so that we also restore the previous value in the plater selector,
         // if this action was initiated from the plater.