diff --git a/tutorials/compressible/rhoPimpleFoam/ras/angledDuct/constant/polyMesh/blockMeshDict.m4 b/tutorials/compressible/rhoPimpleFoam/ras/angledDuct/constant/polyMesh/blockMeshDict.m4
index 79da11e10ac8f655aa16fc6287c9496875d8672f..2e865a7856a7ac268e22302a7b752184d8bc0ba7 100644
--- a/tutorials/compressible/rhoPimpleFoam/ras/angledDuct/constant/polyMesh/blockMeshDict.m4
+++ b/tutorials/compressible/rhoPimpleFoam/ras/angledDuct/constant/polyMesh/blockMeshDict.m4
@@ -107,55 +107,79 @@ edges
 (
 );
 
-patches
+boundary
 (
     // is there no way of defining all my 'defaultFaces' to be 'wall'?
-    wall front
-    (
-    // inlet block
-    frontQuad(in1, join1, join2, in2)
-    // outlet block
-    frontQuad(poro1, out1, out2, poro2)
-    )
-
-    wall back
-    (
-    // inlet block
-    backQuad(in1, join1, join2, in2)
-    // outlet block
-    backQuad(poro1, out1, out2, poro2)
-    )
-
-    wall wall
-    (
-    // inlet block
-    quad2D(in1, join1)
-    quad2D(join2, in2)
-    // outlet block
-    quad2D(poro1, out1)
-    quad2D(out2, poro2)
-    )
-
-    wall porosityWall
-    (
-    // porosity block
-    frontQuad(join1, poro1, poro2, join2)
-    // porosity block
-    backQuad(join1, poro1, poro2, join2)
-    // porosity block
-    quad2D(join1, poro1)
-    quad2D(poro2, join2)
-    )
-
-    patch inlet
-    (
-    quad2D(in2, in1)
-    )
-
-    patch outlet
-    (
-    quad2D(out2, out1)
-    )
+    front
+    {
+        type wall;
+        faces
+        (
+            // inlet block
+            frontQuad(in1, join1, join2, in2)
+            // outlet block
+            frontQuad(poro1, out1, out2, poro2)
+        );
+    }
+
+    back
+    {
+        type wall;
+        faces
+        (
+            // inlet block
+            backQuad(in1, join1, join2, in2)
+            // outlet block
+            backQuad(poro1, out1, out2, poro2)
+        );
+    }
+
+    wall
+    {
+        type wall;
+        faces
+        (
+            // inlet block
+            quad2D(in1, join1)
+            quad2D(join2, in2)
+            // outlet block
+            quad2D(poro1, out1)
+            quad2D(out2, poro2)
+        );
+    }
+
+    porosityWall
+    {
+        type wall;
+        faces
+        (
+            // porosity block
+            frontQuad(join1, poro1, poro2, join2)
+            // porosity block
+            backQuad(join1, poro1, poro2, join2)
+            // porosity block
+            quad2D(join1, poro1)
+            quad2D(poro2, join2)
+        );
+    }
+
+    inlet
+    {
+        type patch;
+        faces
+        (
+            quad2D(in2, in1)
+        );
+    }
+
+    outlet
+    {
+        type patch;
+        faces
+        (
+            quad2D(out2, out1)
+        );
+    }
 );
 
 mergePatchPairs
diff --git a/tutorials/compressible/rhoPimpleFoam/ras/angledDuct/constant/polyMesh/boundary b/tutorials/compressible/rhoPimpleFoam/ras/angledDuct/constant/polyMesh/boundary
deleted file mode 100644
index 0abd1608aba0dcb6aa66c9488133a3c4b51c7588..0000000000000000000000000000000000000000
--- a/tutorials/compressible/rhoPimpleFoam/ras/angledDuct/constant/polyMesh/boundary
+++ /dev/null
@@ -1,58 +0,0 @@
-/*--------------------------------*- C++ -*----------------------------------*\
-| =========                 |                                                 |
-| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  dev                                   |
-|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
-|    \\/     M anipulation  |                                                 |
-\*---------------------------------------------------------------------------*/
-FoamFile
-{
-    version     2.0;
-    format      ascii;
-    class       polyBoundaryMesh;
-    location    "constant/polyMesh";
-    object      boundary;
-}
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-6
-(
-    front
-    {
-        type            wall;
-        nFaces          700;
-        startFace       63400;
-    }
-    back
-    {
-        type            wall;
-        nFaces          700;
-        startFace       64100;
-    }
-    wall
-    {
-        type            wall;
-        nFaces          1400;
-        startFace       64800;
-    }
-    porosityWall
-    {
-        type            wall;
-        nFaces          1600;
-        startFace       66200;
-    }
-    inlet
-    {
-        type            patch;
-        nFaces          400;
-        startFace       67800;
-    }
-    outlet
-    {
-        type            patch;
-        nFaces          400;
-        startFace       68200;
-    }
-)
-
-// ************************************************************************* //