diff --git a/src/SkirtBrim.cpp b/src/SkirtBrim.cpp
index 013df7e339..18f0d0d13e 100644
--- a/src/SkirtBrim.cpp
+++ b/src/SkirtBrim.cpp
@@ -576,7 +576,8 @@ std::vector<Polygons> SkirtBrim::generateAllowedAreas(const std::vector<Polygons
                     constexpr bool include_support = true;
                     constexpr bool include_prime_tower = true;
                     constexpr bool include_model = false;
-                    extruder_outlines.models_outlines = storage_.getLayerOutlines(layer_nr, include_support, include_prime_tower, external_polys_only, extruder_nr, include_model);
+                    extruder_outlines.supports_outlines
+                        = storage_.getLayerOutlines(layer_nr, include_support, include_prime_tower, external_polys_only, extruder_nr, include_model);
                 }
             }
         }