diff --git a/tutorials/multiphase/interDyMFoam/ras/damBreakWithObstacle/0.org/p_rgh b/tutorials/multiphase/interDyMFoam/ras/damBreakWithObstacle/0.org/p_rgh
index 5c911a0345..e4a0e7e87a 100644
--- a/tutorials/multiphase/interDyMFoam/ras/damBreakWithObstacle/0.org/p_rgh
+++ b/tutorials/multiphase/interDyMFoam/ras/damBreakWithObstacle/0.org/p_rgh
@@ -23,12 +23,14 @@ boundaryField
     walls
     {
         type            fixedFluxPressure;
+        phi             phiAbs;
         value           uniform 0;
     }
 
     obstacle
     {
         type            fixedFluxPressure;
+        phi             phiAbs;
         value           uniform 0;
     }
 
diff --git a/tutorials/multiphase/interDyMFoam/ras/floatingObject/0.org/p_rgh b/tutorials/multiphase/interDyMFoam/ras/floatingObject/0.org/p_rgh
index 825a15d6dc..dc6376bc69 100644
--- a/tutorials/multiphase/interDyMFoam/ras/floatingObject/0.org/p_rgh
+++ b/tutorials/multiphase/interDyMFoam/ras/floatingObject/0.org/p_rgh
@@ -23,6 +23,7 @@ boundaryField
     stationaryWalls
     {
         type            fixedFluxPressure;
+        phi             phiAbs;
         value           uniform 0;
     }
     atmosphere
@@ -39,6 +40,7 @@ boundaryField
     floatingObject
     {
         type            fixedFluxPressure;
+        phi             phiAbs;
         value           uniform 0;
     }
 }
diff --git a/tutorials/multiphase/interDyMFoam/ras/sloshingTank2D/0/p_rgh b/tutorials/multiphase/interDyMFoam/ras/sloshingTank2D/0/p_rgh
index 5c0b4be6fd..dafcfc526a 100644
--- a/tutorials/multiphase/interDyMFoam/ras/sloshingTank2D/0/p_rgh
+++ b/tutorials/multiphase/interDyMFoam/ras/sloshingTank2D/0/p_rgh
@@ -31,6 +31,7 @@ boundaryField
     walls
     {
         type            fixedFluxPressure;
+        phi             phiAbs;
         value           uniform 0;
     }
 }
diff --git a/tutorials/multiphase/interDyMFoam/ras/sloshingTank2D3DoF/0/p_rgh b/tutorials/multiphase/interDyMFoam/ras/sloshingTank2D3DoF/0/p_rgh
index 5c0b4be6fd..dafcfc526a 100644
--- a/tutorials/multiphase/interDyMFoam/ras/sloshingTank2D3DoF/0/p_rgh
+++ b/tutorials/multiphase/interDyMFoam/ras/sloshingTank2D3DoF/0/p_rgh
@@ -31,6 +31,7 @@ boundaryField
     walls
     {
         type            fixedFluxPressure;
+        phi             phiAbs;
         value           uniform 0;
     }
 }
diff --git a/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D/0/p_rgh b/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D/0/p_rgh
index 29202adadb..5e7bcfb8bc 100644
--- a/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D/0/p_rgh
+++ b/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D/0/p_rgh
@@ -23,6 +23,7 @@ boundaryField
     walls
     {
         type            fixedFluxPressure;
+        phi             phiAbs;
         value           uniform 0;
     }
 }
diff --git a/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D3DoF/0/p_rgh b/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D3DoF/0/p_rgh
index 29202adadb..5e7bcfb8bc 100644
--- a/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D3DoF/0/p_rgh
+++ b/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D3DoF/0/p_rgh
@@ -23,6 +23,7 @@ boundaryField
     walls
     {
         type            fixedFluxPressure;
+        phi             phiAbs;
         value           uniform 0;
     }
 }
diff --git a/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D6DoF/0/p_rgh b/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D6DoF/0/p_rgh
index 29202adadb..5e7bcfb8bc 100644
--- a/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D6DoF/0/p_rgh
+++ b/tutorials/multiphase/interDyMFoam/ras/sloshingTank3D6DoF/0/p_rgh
@@ -23,6 +23,7 @@ boundaryField
     walls
     {
         type            fixedFluxPressure;
+        phi             phiAbs;
         value           uniform 0;
     }
 }
diff --git a/tutorials/multiphase/interDyMFoam/ras/testTubeMixer/0/p_rgh b/tutorials/multiphase/interDyMFoam/ras/testTubeMixer/0/p_rgh
index 29202adadb..5e7bcfb8bc 100644
--- a/tutorials/multiphase/interDyMFoam/ras/testTubeMixer/0/p_rgh
+++ b/tutorials/multiphase/interDyMFoam/ras/testTubeMixer/0/p_rgh
@@ -23,6 +23,7 @@ boundaryField
     walls
     {
         type            fixedFluxPressure;
+        phi             phiAbs;
         value           uniform 0;
     }
 }