diff --git a/src/libslic3r/MultiMaterialSegmentation.cpp b/src/libslic3r/MultiMaterialSegmentation.cpp
index f183a8ba88..b913e17242 100644
--- a/src/libslic3r/MultiMaterialSegmentation.cpp
+++ b/src/libslic3r/MultiMaterialSegmentation.cpp
@@ -1868,7 +1868,15 @@ std::vector<std::vector<ExPolygons>> fuzzy_skin_segmentation_by_painting(const P
         return {mv.fuzzy_skin_facets, mv.is_fuzzy_skin_painted(), false};
     };
 
-    return segmentation_by_painting(print_object, extract_facets_info, num_facets_states, 0.f, 0.f, IncludeTopAndBottomLayers::No, throw_on_cancel_callback);
+    // Because we apply fuzzy skin just on external perimeters, we limit the depth of fuzzy skin
+    // by the maximal extrusion width of external perimeters.
+    float max_external_perimeter_width = 0.;
+    for (size_t region_idx = 0; region_idx < print_object.num_printing_regions(); ++region_idx) {
+        const PrintRegion &region = print_object.printing_region(region_idx);
+        max_external_perimeter_width = std::max<float>(max_external_perimeter_width, region.flow(print_object, frExternalPerimeter, print_object.config().layer_height).width());
+    }
+
+    return segmentation_by_painting(print_object, extract_facets_info, num_facets_states, max_external_perimeter_width, 0.f, IncludeTopAndBottomLayers::No, throw_on_cancel_callback);
 }