diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/shellAndTubeHeatExchanger/system/snappyHexMeshDict.orig b/tutorials/heatTransfer/chtMultiRegionFoam/shellAndTubeHeatExchanger/system/snappyHexMeshDict.orig
index 0c6d82a9a8..13dabbf6e3 100644
--- a/tutorials/heatTransfer/chtMultiRegionFoam/shellAndTubeHeatExchanger/system/snappyHexMeshDict.orig
+++ b/tutorials/heatTransfer/chtMultiRegionFoam/shellAndTubeHeatExchanger/system/snappyHexMeshDict.orig
@@ -160,11 +160,6 @@ addLayersControls
     minThickness        1e-3;
 }
 
-writeFlags
-(
-    refinement
-);
-
 mergeTolerance 1e-6;
 
 // ************************************************************************* //