diff --git a/dumux/decoupled/2p/diffusion/fv/fvpressure2padaptive.hh b/dumux/decoupled/2p/diffusion/fv/fvpressure2padaptive.hh
index a8d1fbfbec54686d355ea8f07aeae827276cf329..9ca270d91d62d94731d2984b8b4eccab824b64f8 100644
--- a/dumux/decoupled/2p/diffusion/fv/fvpressure2padaptive.hh
+++ b/dumux/decoupled/2p/diffusion/fv/fvpressure2padaptive.hh
@@ -134,19 +134,47 @@ public:
     {
         int gridSize = problem_.gridView().size(0);
         // update RHS vector, matrix
+        if (problem_.gridAdapt().wasAdapted())
+        {
         this->A_.setSize(gridSize, gridSize); //
         this->f_.resize(gridSize);
         this->pressure().resize(gridSize);
 
+
+        for (int i = 0; i < gridSize; i++)
+        {
+            CellData& cellData = problem_.variables().cellData(i);
+
+            switch (pressureType_)
+            {
+            case pw:
+                this->pressure()[i] = cellData.pressure(wPhaseIdx);
+                break;
+            case pn:
+                this->pressure()[i] = cellData.pressure(nPhaseIdx);
+                break;
+            case pglobal:
+            	this->pressure()[i] = cellData.globalPressure();
+            	break;
+            }
+        }
+
         ParentType::initializeMatrix();
+    }
+
 
         ParentType::update();
 
-        velocity_.calculateVelocity();
+        calculateVelocity();
 
         return;
     }
 
+    void calculateVelocity()
+    {
+    	velocity_.calculateVelocity();
+    }
+
     /*! \brief Adds pressure output to the output file
      *
      *  \copydetails FVPressure2P::addOutputVtkFields(MultiWriter&)
diff --git a/dumux/decoupled/2p/diffusion/fvmpfa/lmethod/fvmpfal2pfaboundpressure2padaptive.hh b/dumux/decoupled/2p/diffusion/fvmpfa/lmethod/fvmpfal2pfaboundpressure2padaptive.hh
index 1e87f12b7f3d22fb89750201e7256cd0afcd6812..910fb820eca782feee78510065403d75273d6266 100644
--- a/dumux/decoupled/2p/diffusion/fvmpfa/lmethod/fvmpfal2pfaboundpressure2padaptive.hh
+++ b/dumux/decoupled/2p/diffusion/fvmpfa/lmethod/fvmpfal2pfaboundpressure2padaptive.hh
@@ -311,6 +311,21 @@ public:
             this->f_.resize(gridSize);
             this->pressure().resize(gridSize);
 
+            for (int i = 0; i < gridSize; i++)
+            {
+                CellData& cellData = problem_.variables().cellData(i);
+
+                switch (pressureType_)
+                {
+                case pw:
+                    this->pressure()[i] = cellData.pressure(wPhaseIdx);
+                    break;
+                case pn:
+                    this->pressure()[i] = cellData.pressure(nPhaseIdx);
+                    break;
+                }
+            }
+
             initializeMatrix();
             updateInteractionVolumeInfo();
         }