diff --git a/src/osp/core/copymove_macros.h b/src/osp/core/copymove_macros.h
index 488256ef..16b18abd 100644
--- a/src/osp/core/copymove_macros.h
+++ b/src/osp/core/copymove_macros.h
@@ -24,14 +24,6 @@
  */
 #pragma once
 
-//#define OSP_AUX_MOVECOPY_CTOR(type, copy_is, move_is, move_constexpr, copy_constexpr, opt_noexcept) \
-//    copy_constexpr type(type const& copy)            opt_noexcept = copy_is;     \
-//    move_constexpr type(type&& move)                 opt_noexcept = move_is;
-
-//#define OSP_AUX_MOVECOPY_ASGN(type, copy_is, move_is, move_constexpr, copy_constexpr, opt_noexcept) \
-//    copy_constexpr type& operator=(type const& copy) opt_noexcept = copy_is;     \
-//    move_constexpr type& operator=(type&& move)      opt_noexcept = move_is;
-
 #define OSP_MOVE_COPY_CTOR_ASSIGN(type)             \
     Type            (Type const& copy)  = default;  \
     Type            (Type&& move)       = default;  \
diff --git a/src/osp/core/strong_id.h b/src/osp/core/strong_id.h
index b3eaca13..954ee4a1 100644
--- a/src/osp/core/strong_id.h
+++ b/src/osp/core/strong_id.h
@@ -48,12 +48,13 @@ struct StrongId
     using entity_type = INT_T; // Name used for entt compatibility
 
     constexpr StrongId() noexcept = default;
+    constexpr StrongId(StrongId const& copy) noexcept
+     : m_value{copy.m_value}
+    { };
     constexpr explicit StrongId(INT_T const value) noexcept
      : m_value{value}
     { };
 
-    OSP_MOVE_COPY_CTOR_ASSIGN_CONSTEXPR_NOEXCEPT(StrongId);
-
     constexpr explicit operator std::size_t() const noexcept
     {
         return m_value;
diff --git a/src/osp/drawing/draw_ent.h b/src/osp/drawing/draw_ent.h
index 6ddfa9ca..1b9e8b01 100644
--- a/src/osp/drawing/draw_ent.h
+++ b/src/osp/drawing/draw_ent.h
@@ -31,4 +31,6 @@ namespace osp::draw
 
 using DrawEnt = StrongId<uint32_t, struct DummyForDrawEnt>;
 
+using MaterialId = StrongId<uint32_t, struct DummyForMaterialId>;
+
 } // namespace osp::draw
diff --git a/src/osp/drawing/drawing.h b/src/osp/drawing/drawing.h
index edda56b5..bc70702b 100644
--- a/src/osp/drawing/drawing.h
+++ b/src/osp/drawing/drawing.h
@@ -48,8 +48,6 @@ namespace osp::draw
 using DrawEntVec_t  = std::vector<DrawEnt>;
 using DrawEntSet_t  = BitVector_t;
 
-enum class MaterialId : uint32_t { };
-
 struct Material
 {
     DrawEntSet_t m_ents;
diff --git a/src/testapp/sessions/misc.cpp b/src/testapp/sessions/misc.cpp
index 834d0781..2de5aeb9 100644
--- a/src/testapp/sessions/misc.cpp
+++ b/src/testapp/sessions/misc.cpp
@@ -57,7 +57,6 @@ void create_materials(
     for (int i = 0; i < count; ++i)
     {
         [[maybe_unused]] MaterialId const mat = rScnRender.m_materialIds.create();
-        LGRN_ASSERT(int(mat) == i);
     }
 
     rScnRender.m_materials.resize(count);