diff --git a/tutorials/mesh/foamyHexMesh/mixerVessel/Allrun-pre b/tutorials/mesh/foamyHexMesh/mixerVessel/Allrun-pre
index d65d576cf6fcd440146c7b7810b80cde342e5053..e1314946c8e1b965165e5c9ee2e8fb8af8867781 100755
--- a/tutorials/mesh/foamyHexMesh/mixerVessel/Allrun-pre
+++ b/tutorials/mesh/foamyHexMesh/mixerVessel/Allrun-pre
@@ -101,8 +101,9 @@ runParallel checkMesh $nProcs -allTopology -allGeometry -latestTime
 
 runApplication reconstructParMesh -latestTime
 
-# Copy the mesh into polyMesh
+# Copy the mesh into polyMesh and delete the 102 directory
 \cp -r 102/polyMesh constant
+\rm -rf 102
 
 
 # ----------------------------------------------------------------- end-of-file