diff --git a/tutorials/incompressible/icoFoam/cavity/cavity/system/decomposeParDict b/tutorials/incompressible/icoFoam/cavity/cavity/system/decomposeParDict
new file mode 100644
index 0000000000..e2cd8b7b45
--- /dev/null
+++ b/tutorials/incompressible/icoFoam/cavity/cavity/system/decomposeParDict
@@ -0,0 +1,27 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  v2012                                 |
+|   \\  /    A nd           | Website:  www.openfoam.com                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    object      decomposeParDict;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+numberOfSubdomains  9;
+
+method  hierarchical;
+
+coeffs
+{
+    n   (3 3 1);
+}
+
+
+// ************************************************************************* //