diff --git a/src/alternativa/engine3d/materials/A3DUtils.as b/src/alternativa/engine3d/materials/A3DUtils.as
index 8c32bea..e2fa7c8 100644
--- a/src/alternativa/engine3d/materials/A3DUtils.as
+++ b/src/alternativa/engine3d/materials/A3DUtils.as
@@ -3,7 +3,8 @@ package alternativa.engine3d.materials
    import alternativa.engine3d.alternativa3d;
    import alternativa.engine3d.materials.compiler.CommandType;
    import alternativa.engine3d.materials.compiler.VariableType;
-   import avmplus.getQualifiedSuperclassName;
+   // import avmplus.getQualifiedSuperclassName;
+   import flash.utils.getQualifiedSuperclassName;
    import flash.display3D.Context3D;
    import flash.display3D.Context3DTextureFormat;
    import flash.display3D.IndexBuffer3D;