diff --git a/applications/utilities/mesh/generation/extrude/extrudeMesh/extrudeMesh.C b/applications/utilities/mesh/generation/extrude/extrudeMesh/extrudeMesh.C
index 990b1c086d..3808629f54 100644
--- a/applications/utilities/mesh/generation/extrude/extrudeMesh/extrudeMesh.C
+++ b/applications/utilities/mesh/generation/extrude/extrudeMesh/extrudeMesh.C
@@ -263,6 +263,8 @@ void changeFrontBackPatches
 int main(int argc, char *argv[])
 {
     #include "addRegionOption.H"
+    #include "addDictOption.H"
+
     #include "setRootCase.H"
     #include "createTimeExtruded.H"
 
@@ -282,12 +284,16 @@ int main(int argc, char *argv[])
             << runTimeExtruded.timeName() << nl << endl;
     }
 
+    const word dictName
+    (
+        args.optionLookupOrDefault<word>("dict", "extrudeMeshDict")
+    );
 
     IOdictionary dict
     (
         IOobject
         (
-            "extrudeMeshDict",
+            dictName,
             runTimeExtruded.system(),
             runTimeExtruded,
             IOobject::MUST_READ_IF_MODIFIED
diff --git a/tutorials/multiphase/interFoam/RAS/waterChannel/Allmesh b/tutorials/multiphase/interFoam/RAS/waterChannel/Allmesh
index 97900ec6cd..da05bdf812 100755
--- a/tutorials/multiphase/interFoam/RAS/waterChannel/Allmesh
+++ b/tutorials/multiphase/interFoam/RAS/waterChannel/Allmesh
@@ -9,9 +9,8 @@ runApplication blockMesh
 echo "Creating channel"
 i=1
 while [ "$i" -lt 3 ] ; do
-    cp system/extrudeMeshDict.${i} system/extrudeMeshDict
     echo "Running extrudeMesh, instance" ${i}
-    extrudeMesh > log.extrudeMesh.${i}
+    extrudeMesh -dict extrudeMeshDict.${i} > log.extrudeMesh.${i}
     i=$((i + 1))
 done
 
diff --git a/tutorials/multiphase/interFoam/RAS/waterChannel/system/extrudeMeshDict b/tutorials/multiphase/interFoam/RAS/waterChannel/system/extrudeMeshDict
deleted file mode 100644
index 3f8ae76fde..0000000000
--- a/tutorials/multiphase/interFoam/RAS/waterChannel/system/extrudeMeshDict
+++ /dev/null
@@ -1,37 +0,0 @@
-/*--------------------------------*- C++ -*----------------------------------*\
-  =========                 |
-  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
-   \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Version:  dev
-     \\/     M anipulation  |
-\*---------------------------------------------------------------------------*/
-FoamFile
-{
-    version     2.0;
-    format      ascii;
-    class       dictionary;
-    object      extrudeProperties;
-}
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-constructFrom mesh;
-sourceCase "$FOAM_CASE";
-sourcePatches (outlet);
-
-flipNormals false;
-
-extrudeModel        linearDirection;
-
-nLayers             40;
-expansionRatio      1.0;
-
-linearDirectionCoeffs
-{
-    axisPt          (0 0 0);
-    direction       (1 -0.2 -0.03);
-    thickness       40;
-}
-
-mergeFaces false;
-
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //