diff --git a/xs/src/libslic3r/Flow.cpp b/xs/src/libslic3r/Flow.cpp index 1592e0c35..7f87f146e 100644 --- a/xs/src/libslic3r/Flow.cpp +++ b/xs/src/libslic3r/Flow.cpp @@ -90,7 +90,7 @@ Flow::_auto_width(FlowRole role, float nozzle_diameter, float height) { float min = nozzle_diameter * 1.05; float max = -1; - if (role == frExternalPerimeter || role == frSupportMaterial) { + if (role == frExternalPerimeter || role == frSupportMaterial || role == frSupportMaterialInterface) { min = max = nozzle_diameter; } else if (role != frInfill) { // do not limit width for sparse infill so that we use full native flow for it