diff --git a/examples/porenetwork_upscaling/spatialparams.hh b/examples/porenetwork_upscaling/spatialparams.hh
index a0267a274ad83d2032af2cc1eeeb1876cc320229..d4c6c7c256dd64cbf27e214cc7c1879d21aa93af 100644
--- a/examples/porenetwork_upscaling/spatialparams.hh
+++ b/examples/porenetwork_upscaling/spatialparams.hh
@@ -102,11 +102,24 @@ public:
         return M_PI * r * r;
     }
 
+    // dimensionless kinetic-energy coeffiecient which for non-creeping flow
+    template<class ElementSolutionVector>
+    Scalar kineticEnergyCoefficient(const Element& element,
+                 const SubControlVolume& scv,
+                 const ElementSolutionVector& elemSol) const
+    { return 1.0; }
+
+    // dimensionless momentum coeffiecient which for non-creeping flow
+    template<class ElementSolutionVector>
+    Scalar momentumCoefficient(const Element& element,
+              const SubControlVolume& scv,
+              const ElementSolutionVector& elemSol) const
+    { return 1.0; }
+
 private:
     std::vector<Scalar> poreShapeFactor_;
 };
 
-
 } // namespace Dumux::PoreNetwork
 
 #endif