diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp
index 8809624343..e6bf410b76 100644
--- a/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/src/slic3r/GUI/GLCanvas3D.cpp
@@ -3984,13 +3984,8 @@ void GLCanvas3D::update_sequential_clearance()
     polygons.reserve(instances_count);
     for (size_t i = 0; i < instance_transforms.size(); ++i) {
         const auto& instances = instance_transforms[i];
-        double rotation_z0 = instances.front()->get_rotation().z();
         for (const auto& instance : instances) {
-            Geometry::Transformation transformation;
-            const Vec3d& offset = instance->get_offset();
-            transformation.set_offset({ offset.x(), offset.y(), 0.0 });
-            transformation.set_rotation(Z, instance->get_rotation().z() - rotation_z0);
-            const Transform3d& trafo = transformation.get_matrix();
+            const Transform3d& trafo = instance->get_matrix();
             const Pointf3s& hull_2d = m_sequential_print_clearance.m_hull_2d_cache[i];
             Points inst_pts;
             inst_pts.reserve(hull_2d.size());