diff --git a/generated_image_expressions_cpp.py b/generated_image_expressions_cpp.py
index e193a36ffdacd1d734f1ba9a240d759d62e91cf4..548e3265a8f3ad2429758168613aa11dec7deea7 100644
--- a/generated_image_expressions_cpp.py
+++ b/generated_image_expressions_cpp.py
@@ -61,8 +61,8 @@ public:
         reader->SetFileName(filename);
         reader->Update();
 
-        image = reader->GetOutput();
         // image = vtkSmartPointer<vtkImageData>::New(); // MG20180913: another way to instantiate object
+        image = reader->GetOutput();
 
         static_scaling = getStaticScalingFactor(image->GetScalarTypeAsString());