diff --git a/Polygonal_surface_reconstruction/examples/Polygonal_surface_reconstruction/polyfit_example_model_complexty_control.cpp b/Polygonal_surface_reconstruction/examples/Polygonal_surface_reconstruction/polyfit_example_model_complexty_control.cpp
index f6edd930297..ef2f5599d51 100644
--- a/Polygonal_surface_reconstruction/examples/Polygonal_surface_reconstruction/polyfit_example_model_complexty_control.cpp
+++ b/Polygonal_surface_reconstruction/examples/Polygonal_surface_reconstruction/polyfit_example_model_complexty_control.cpp
@@ -126,7 +126,7 @@ int main()
   }
   else {
     const std::string& output_file = "data/building_result-0.7.off";
-    if (CGAL::write_OFF(output_file, model))
+    if (CGAL::write_OFF(output_file, model)){
       std::cout << " Done. Saved to " << output_file << ". Time: " << t.time() << " sec." << std::endl;
                 }
     else {