diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index b2ff35fa15..0a6ad968e4 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -241,7 +241,7 @@ DPIFrame(NULL, wxID_ANY, "", wxDefaultPosition, wxDefaultSize, wxDEFAULT_FRAME_S
 // OSX specific issue:
 // When we move application between Retina and non-Retina displays, The legend on a canvas doesn't redraw
 // So, redraw explicitly canvas, when application is moved
-#ifdef ENABLE_RETINA_GL
+#if ENABLE_RETINA_GL
     Bind(wxEVT_MOVE, [this](wxMoveEvent& event) {
         wxGetApp().plater()->get_current_canvas3D()->set_as_dirty();
         wxGetApp().plater()->get_current_canvas3D()->request_extra_frame();