diff --git a/tutorials/multiphase/interDyMFoam/ras/damBreakWithObstacle/constant/dynamicMeshDict b/tutorials/multiphase/interDyMFoam/ras/damBreakWithObstacle/constant/dynamicMeshDict
index 7132713ff0c3ff5b6053ebf25cd9f2a18e40d0df..78c25b163283e76c922508f1de60136ef7c1256c 100644
--- a/tutorials/multiphase/interDyMFoam/ras/damBreakWithObstacle/constant/dynamicMeshDict
+++ b/tutorials/multiphase/interDyMFoam/ras/damBreakWithObstacle/constant/dynamicMeshDict
@@ -21,19 +21,26 @@ dynamicRefineFvMeshCoeffs
 {
     // How often to refine
     refineInterval  1;
+
     // Field to be refinement on
     field           alpha.water;
+
     // Refine field inbetween lower..upper
     lowerRefineLevel 0.001;
     upperRefineLevel 0.999;
+
     // If value < unrefineLevel unrefine
     unrefineLevel   10;
+
     // Have slower than 2:1 refinement
     nBufferLayers   1;
+
     // Refine cells only up to maxRefinement levels
     maxRefinement   2;
+
     // Stop refinement if maxCells reached
     maxCells        200000;
+
     // Flux field and corresponding velocity field. Fluxes on changed
     // faces get recalculated by interpolating the velocity. Use 'none'
     // on surfaceScalarFields that do not need to be reinterpolated.
@@ -42,8 +49,10 @@ dynamicRefineFvMeshCoeffs
         (phi none)
         (nHatf none)
         (rhoPhi none)
+        (alphaPhi none)
         (ghf none)
     );
+
     // Write the refinement level as a volScalarField
     dumpLevel       true;
 }