diff --git a/src/libslic3r/Model.cpp b/src/libslic3r/Model.cpp
index 1d80f6995..3b1bd5df2 100644
--- a/src/libslic3r/Model.cpp
+++ b/src/libslic3r/Model.cpp
@@ -874,28 +874,15 @@ const BoundingBoxf3& ModelObject::raw_bounding_box() const
     if (! m_raw_bounding_box_valid) {
         m_raw_bounding_box_valid = true;
         m_raw_bounding_box.reset();
-    #if ENABLE_GENERIC_SUBPARTS_PLACEMENT
         if (this->instances.empty())
             throw std::invalid_argument("Can't call raw_bounding_box() with no instances");
 
         const Transform3d& inst_matrix = this->instances.front()->get_transformation().get_matrix(true);
-    #endif // ENABLE_GENERIC_SUBPARTS_PLACEMENT
         for (const ModelVolume *v : this->volumes)
-            if (v->is_model_part()) {
-    #if !ENABLE_GENERIC_SUBPARTS_PLACEMENT
-                if (this->instances.empty())
-                    throw std::invalid_argument("Can't call raw_bounding_box() with no instances");
-    #endif // !ENABLE_GENERIC_SUBPARTS_PLACEMENT
-
-    #if ENABLE_GENERIC_SUBPARTS_PLACEMENT
-				m_raw_bounding_box.merge(v->mesh.transformed_bounding_box(inst_matrix * v->get_matrix()));
-    #else
-                // unmaintaned
-                assert(false);
-                // vol_mesh.transform(v->get_matrix());
-                // m_raw_bounding_box_valid.merge(this->instances.front()->transform_mesh_bounding_box(vol_mesh, true));
-    #endif // ENABLE_GENERIC_SUBPARTS_PLACEMENT
-            }
+        {
+            if (v->is_model_part())
+                m_raw_bounding_box.merge(v->mesh.transformed_bounding_box(inst_matrix * v->get_matrix()));
+        }
     }
 	return m_raw_bounding_box;
 }
@@ -904,22 +891,11 @@ const BoundingBoxf3& ModelObject::raw_bounding_box() const
 BoundingBoxf3 ModelObject::instance_bounding_box(size_t instance_idx, bool dont_translate) const
 {
     BoundingBoxf3 bb;
-#if ENABLE_GENERIC_SUBPARTS_PLACEMENT
     const Transform3d& inst_matrix = this->instances[instance_idx]->get_transformation().get_matrix(dont_translate);
-#endif // ENABLE_GENERIC_SUBPARTS_PLACEMENT
     for (ModelVolume *v : this->volumes)
     {
         if (v->is_model_part())
-        {
-#if ENABLE_GENERIC_SUBPARTS_PLACEMENT
             bb.merge(v->mesh.transformed_bounding_box(inst_matrix * v->get_matrix()));
-#else
-            // not maintained
-            assert(false);
-            //mesh.transform(v->get_matrix());
-            //bb.merge(this->instances[instance_idx]->transform_mesh_bounding_box(mesh, dont_translate));
-#endif // ENABLE_GENERIC_SUBPARTS_PLACEMENT
-        }
     }
     return bb;
 }
diff --git a/src/libslic3r/Technologies.hpp b/src/libslic3r/Technologies.hpp
index 6dc560465..7e1f14334 100644
--- a/src/libslic3r/Technologies.hpp
+++ b/src/libslic3r/Technologies.hpp
@@ -35,8 +35,6 @@
 
 // Changed algorithm to extract euler angles from rotation matrix
 #define ENABLE_NEW_EULER_ANGLES (1 && ENABLE_1_42_0_ALPHA4)
-// Modified initial default placement of generic subparts
-#define ENABLE_GENERIC_SUBPARTS_PLACEMENT (1 && ENABLE_1_42_0_ALPHA4)
 
 
 //====================
diff --git a/src/slic3r/GUI/GUI_ObjectList.cpp b/src/slic3r/GUI/GUI_ObjectList.cpp
index 7081c1e13..5a837f14d 100644
--- a/src/slic3r/GUI/GUI_ObjectList.cpp
+++ b/src/slic3r/GUI/GUI_ObjectList.cpp
@@ -1579,11 +1579,6 @@ void ObjectList::load_generic_subobject(const std::string& type_name, const Mode
     ModelVolume *new_volume = model_object.add_volume(std::move(mesh));
     new_volume->set_type(type);
 
-#if !ENABLE_GENERIC_SUBPARTS_PLACEMENT
-    new_volume->set_offset(Vec3d(0.0, 0.0, model_object.origin_translation(2) - mesh.stl.stats.min(2)));
-#endif // !ENABLE_GENERIC_SUBPARTS_PLACEMENT
-
-#if ENABLE_GENERIC_SUBPARTS_PLACEMENT
     if (instance_idx != -1)
     {
         // First (any) GLVolume of the selected instance. They all share the same instance matrix.
@@ -1599,7 +1594,6 @@ void ObjectList::load_generic_subobject(const std::string& type_name, const Mode
             Vec3d(instance_bb.max(0), instance_bb.min(1), instance_bb.min(2)) + 0.5 * mesh_bb.size() - v->get_instance_offset();
         new_volume->set_offset(v->get_instance_transformation().get_matrix(true).inverse() * offset);
     }
-#endif // ENABLE_GENERIC_SUBPARTS_PLACEMENT
 
     new_volume->name = into_u8(name);
     // set a default extruder value, since user can't add it manually