diff --git a/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/0.org/U b/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/0.org/U
index d0a367501dd6a38ba445053e087a199807a0770a..f82a26ecb6f5d3a6031376efe411209dda29432a 100644
--- a/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/0.org/U
+++ b/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/0.org/U
@@ -33,12 +33,14 @@ boundaryField
     {
         type            flowRateInletVelocity;
         massFlowRate    constant 0.00379;
+        rhoInlet        1.22;
         value           uniform (0 14.68 0);
     }
     inletSides
     {
         type            flowRateInletVelocity;
         massFlowRate    constant 0.00832;
+        rhoInlet        1.22;
         value           uniform (0 17.79 0);
     }
     outlet
diff --git a/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/system/fvSolution b/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/system/fvSolution
index f3fc6b9244317ff8f2a1e77cc4f685290db81874..2a88549d7e8f511fb6a7be2682d999354de8d9c5 100644
--- a/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/system/fvSolution
+++ b/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/system/fvSolution
@@ -59,6 +59,12 @@ solvers
         relTol          0.1;
         maxIter         20;
     }
+
+    Phi
+    {
+        $p;
+    }
+
 }
 
 PIMPLE
@@ -76,5 +82,9 @@ PIMPLE
     maxDeltaT       1;
 }
 
+potentialFlow
+{
+    nNonOrthogonalCorrectors 3;
+}
 
 // ************************************************************************* //