diff --git a/src/libslic3r/Arachne/utils/ExtrusionLine.cpp b/src/libslic3r/Arachne/utils/ExtrusionLine.cpp
index 6a6ac0f0f..a5734f478 100644
--- a/src/libslic3r/Arachne/utils/ExtrusionLine.cpp
+++ b/src/libslic3r/Arachne/utils/ExtrusionLine.cpp
@@ -268,13 +268,13 @@ void extrusion_paths_append(ExtrusionPaths &dst, const ClipperLib_Z::Paths &extr
 {
     for (const ClipperLib_Z::Path &extrusion_path : extrusion_paths) {
         ThickPolyline thick_polyline = Arachne::to_thick_polyline(extrusion_path);
-        Slic3r::append(dst, thick_polyline_to_extrusion_paths(thick_polyline, role, flow, scaled<float>(0.05), SCALED_EPSILON));
+        Slic3r::append(dst, thick_polyline_to_extrusion_paths(thick_polyline, role, flow, scaled<float>(0.05), float(SCALED_EPSILON)));
     }
 }
 
 void extrusion_paths_append(ExtrusionPaths &dst, const Arachne::ExtrusionLine &extrusion, const ExtrusionRole role, const Flow &flow)
 {
     ThickPolyline thick_polyline = Arachne::to_thick_polyline(extrusion);
-    Slic3r::append(dst, thick_polyline_to_extrusion_paths(thick_polyline, role, flow, scaled<float>(0.05), SCALED_EPSILON));
+    Slic3r::append(dst, thick_polyline_to_extrusion_paths(thick_polyline, role, flow, scaled<float>(0.05), float(SCALED_EPSILON)));
 }
 } // namespace Slic3r
\ No newline at end of file
diff --git a/src/libslic3r/Fill/Lightning/Generator.cpp b/src/libslic3r/Fill/Lightning/Generator.cpp
index 48377f427..bd83bcfff 100644
--- a/src/libslic3r/Fill/Lightning/Generator.cpp
+++ b/src/libslic3r/Fill/Lightning/Generator.cpp
@@ -70,7 +70,7 @@ void Generator::generateInitialInternalOverhangs(const PrintObject &print_object
         // Remove the part of the infill area that is already supported by the walls.
         Polygons overhang = diff(offset(infill_area_here, -float(m_wall_supporting_radius)), infill_area_above);
         // Filter out unprintable polygons and near degenerated polygons (three almost collinear points and so).
-        overhang = opening(overhang, SCALED_EPSILON, SCALED_EPSILON);
+        overhang = opening(overhang, float(SCALED_EPSILON), float(SCALED_EPSILON));
 
         m_overhang_per_layer[layer_nr] = overhang;
         infill_area_above = std::move(infill_area_here);