diff --git a/src/libslic3r/GCode.cpp b/src/libslic3r/GCode.cpp
index 464e1516ac3..74f1da5683b 100644
--- a/src/libslic3r/GCode.cpp
+++ b/src/libslic3r/GCode.cpp
@@ -13803,9 +13803,9 @@ std::string GCode::_extrude(const ExtrusionPath &path, std::string description,
             total_length = l.length() * SCALING_FACTOR;
         }
         gcode += m_writer.set_speed(last_set_speed, "", comment);
-        Point prev_point_model = new_points[0].p;
+        Point prev_point_model = new_points[0].p.to_point();
         if (outer_wall_gradient_modulated_path && new_points.size() > 1) {
-            const Line first_line(new_points[0].p, new_points[1].p);
+            const Line first_line(new_points[0].p.to_point(), new_points[1].p.to_point());
             const OuterWallGradientSurfaceCoord first_surface_coord =
                 halftone_surface_coord_for_source_distance(first_line.length() * SCALING_FACTOR * 0.5);
             const OuterWallGradientSegmentMod first_mod =
@@ -13843,7 +13843,7 @@ std::string GCode::_extrude(const ExtrusionPath &path, std::string description,
             for (size_t i = 1; i < new_points.size(); ++i) {
                 const ProcessedPoint &processed_point = new_points[i];
                 const ProcessedPoint &pre_processed_point = new_points[i - 1];
-                const Line parent_source_line(pre_processed_point.p, processed_point.p);
+                const Line parent_source_line(pre_processed_point.p.to_point(), processed_point.p.to_point());
                 const double parent_source_length_mm = parent_source_line.length() * SCALING_FACTOR;
                 const double safe_parent_source_length_mm =
                     std::isfinite(parent_source_length_mm) ? std::max(0.0, parent_source_length_mm) : 0.0;
@@ -14054,7 +14054,7 @@ std::string GCode::_extrude(const ExtrusionPath &path, std::string description,
             std::string tempDescription = description;
             const ProcessedPoint &processed_point = new_points[i];
             const ProcessedPoint &pre_processed_point = new_points[i-1];
-            const Line parent_source_line(pre_processed_point.p, processed_point.p);
+            const Line parent_source_line(pre_processed_point.p.to_point(), processed_point.p.to_point());
             const double parent_source_length_mm = parent_source_line.length() * SCALING_FACTOR;
             const double safe_parent_source_length_mm =
                 std::isfinite(parent_source_length_mm) ? std::max(0.0, parent_source_length_mm) : 0.0;
@@ -14071,7 +14071,7 @@ std::string GCode::_extrude(const ExtrusionPath &path, std::string description,
                 dynamic_line_modulation ?
                     dynamic_modulation_for_line(parent_source_line, segment_surface_coord) :
                     segment_modulation_at(i - 1);
-            const Point processed_target_point = make_shifted_point(processed_point.p, segment_mod.shift_dx, segment_mod.shift_dy);
+            const Point processed_target_point = make_shifted_point(processed_point.p.to_point(), segment_mod.shift_dx, segment_mod.shift_dy);
             Vec2d p = this->point_to_gcode_quantized(processed_target_point);
             if (!is_reasonable_quantized_gcode_point_for_gcode(p))
                 continue;
@@ -14162,7 +14162,7 @@ std::string GCode::_extrude(const ExtrusionPath &path, std::string description,
                 outer_wall_gradient_dynamic_ctx.vertex_color_match_mode &&
                 outer_wall_gradient_dynamic_ctx.high_resolution_texture_sampling;
             if (high_res_dynamic_subsegments) {
-                const Line parent_line(pre_processed_point.p, processed_point.p);
+                const Line parent_line(pre_processed_point.p.to_point(), processed_point.p.to_point());
                 const double modulation_step_mm =
                     outer_wall_gradient_dynamic_ctx.dithering_enabled ?
                         std::clamp(double(outer_wall_gradient_dynamic_ctx.dither_pitch_mm), 0.04, 0.12) :