diff --git a/tutorials/incompressible/simpleSRFFoam/mixer/constant/polyMesh/blockMeshDict b/tutorials/incompressible/simpleSRFFoam/mixer/constant/polyMesh/blockMeshDict
index 8decdddd8c7f612f2c5333bf819e418fc1b37134..204134e5b4e9b55f8b17ac3e773f2dcaf7986104 100644
--- a/tutorials/incompressible/simpleSRFFoam/mixer/constant/polyMesh/blockMeshDict
+++ b/tutorials/incompressible/simpleSRFFoam/mixer/constant/polyMesh/blockMeshDict
@@ -70,45 +70,80 @@ edges
       arc  23 19 (       0.034        0.094        2.000 )
 );
 
-patches
+boundary
 (
-      patch inlet
-      (
+    inlet
+    {
+        type patch;
+        faces
+        (
             (13 12 21 16)
             (14 13 16 18)
             (15 14 18 20)
             (17 22 12 13)
             (23 19 14 15)
-      )
-      patch outlet
-      (
+        );
+    }
+    outlet
+    {
+        type patch;
+        faces
+        (
             (1 4 9 0)
             (2 6 4 1)
             (3 8 6 2)
             (5 1 0 10)
             (11 3 2 7)
-      )
-      wall innerWall
-      (
+        );
+    }
+    innerWall
+    {
+        type wall;
+        faces
+        (
             (2 1 13 14)
             (5 10 22 17)
             (5 17 13 1)
             (11 7 19 23)
             (7 2 14 19)
-      )
-      wall outerWall
-      (
+        );
+    }
+    outerWall
+    {
+        type wall;
+        faces
+        (
             (4 16 21 9)
             (6 18 16 4)
             (8 20 18 6)
-      )
-      cyclic cyclic
-      (
+        );
+    }
+    cyclic_half0
+    {
+        type cyclic;
+        neighbourPatch cyclic_half1;
+        transform rotational;
+        rotationAxis (0 0 1);
+        rotationCentre (0 0 0);
+        faces
+        (
             (0 9 21 12)
             (10 0 12 22)
+        );
+    }
+    cyclic_half1
+    {
+        type cyclic;
+        neighbourPatch cyclic_half0;
+        transform rotational;
+        rotationAxis (0 0 1);
+        rotationCentre (0 0 0);
+        faces
+        (
             (3 15 20 8)
             (11 23 15 3)
-      )
+        );
+    }
 );
 
 mergeMatchPairs