diff --git a/dumux/porousmediumflow/2pdfm/implicit/volumevariables.hh b/dumux/porousmediumflow/2pdfm/implicit/volumevariables.hh
index a72578624327b62ea1af15f96924e9d8b6f8f45f..951452d31d4c2d4b7699e2510c3debc01545ac73 100644
--- a/dumux/porousmediumflow/2pdfm/implicit/volumevariables.hh
+++ b/dumux/porousmediumflow/2pdfm/implicit/volumevariables.hh
@@ -218,7 +218,7 @@ public:
         PrimaryVariables updatedMatrixPV;
         updatedMatrixPV[pressureIdx] = priVars[pressureIdx];
         updatedMatrixPV[saturationIdx] = satWMatrix_;
-        this->completeFluidState(priVars, problem, element, fvGeometry, scvIdx, fluidState_);
+        this->completeFluidState(updatedMatrixPV, problem, element, fvGeometry, scvIdx, fluidState_);
 
         mobilityMatrix_[wPhaseIdx] =
             MaterialLaw::krw(materialParamsMatrix, satWMatrix_)