diff --git a/tutorials/heatTransfer/buoyantBoussinesqSimpleFoam/iglooWithFridges/system/snappyHexMeshDict b/tutorials/heatTransfer/buoyantBoussinesqSimpleFoam/iglooWithFridges/system/snappyHexMeshDict
index 2525ebe358..f7874e501b 100644
--- a/tutorials/heatTransfer/buoyantBoussinesqSimpleFoam/iglooWithFridges/system/snappyHexMeshDict
+++ b/tutorials/heatTransfer/buoyantBoussinesqSimpleFoam/iglooWithFridges/system/snappyHexMeshDict
@@ -275,7 +275,7 @@ addLayersControls
         {
             nSurfaceLayers 3;
         }
-        "igloo_.*"
+        igloo
         {
             nSurfaceLayers 1;
         }