diff --git a/dumux/porousmediumflow/1p/implicit/model.hh b/dumux/porousmediumflow/1p/implicit/model.hh
index 70fd34ee0d2eb083228c1ca3d72a2926ff0d4204..6f725bc6bdd8a752e5e9d84dea69a63a24199c60 100644
--- a/dumux/porousmediumflow/1p/implicit/model.hh
+++ b/dumux/porousmediumflow/1p/implicit/model.hh
@@ -103,9 +103,7 @@ public:
             for (auto&& scv : scvs(fvGeometry))
             {
                 const auto& volVars = elemVolVars[scv];
-                const auto& spatialParams = this->problem_().spatialParams();
-                auto dofIdxGlobal = scv.dofIndex();
-
+                const auto dofIdxGlobal = scv.dofIndex();
                 (*p)[dofIdxGlobal] = volVars.pressure();
             }