diff --git a/lib/Slic3r/Layer/PerimeterGenerator.pm b/lib/Slic3r/Layer/PerimeterGenerator.pm
index d77f57bdbc..07da50f506 100644
--- a/lib/Slic3r/Layer/PerimeterGenerator.pm
+++ b/lib/Slic3r/Layer/PerimeterGenerator.pm
@@ -145,7 +145,7 @@ sub process {
                             Slic3r::SVG::output(
                                 "medial_axis.svg",
                                 no_arrows       => 1,
-                                expolygons      => \@expp,
+                                #expolygons      => \@expp,
                                 polylines       => \@thin_walls,
                             );
                         }