diff --git a/dumux/porenetwork/solidenergy/fluxvariablescache.hh b/dumux/porenetwork/solidenergy/fluxvariablescache.hh
index af8cfbfa901dcf7e67154288d3d578efe32e87fd..b9d7de5b0801ced834e5b2e86e4f56a74d7ea3e6 100644
--- a/dumux/porenetwork/solidenergy/fluxvariablescache.hh
+++ b/dumux/porenetwork/solidenergy/fluxvariablescache.hh
@@ -30,6 +30,8 @@ template<class Scalar>
 class SolidEnergyFluxVariablesCache
 {
 public:
+    //! whether the cache needs an update when the solution changes
+    static bool constexpr isSolDependent = false;
 
     template<class Problem, class Element, class FVElementGeometry,
              class ElementVolumeVariables, class SubControlVolumeFace>