diff --git a/tutorials/combustion/fireFoam/les/smallPoolFire3D/0/IDefault b/tutorials/combustion/fireFoam/les/smallPoolFire3D/0/IDefault
index cee31e6f47..e70bf3dec0 100644
--- a/tutorials/combustion/fireFoam/les/smallPoolFire3D/0/IDefault
+++ b/tutorials/combustion/fireFoam/les/smallPoolFire3D/0/IDefault
@@ -24,7 +24,7 @@ boundaryField
     {
         type            greyDiffusiveRadiation;
         T               T;
-        emissivityMode	lookup;
+        emissivityMode  lookup;
         emissivity      uniform 1.0;
         value           uniform 0;
     }
diff --git a/tutorials/heatTransfer/buoyantSimpleRadiationFoam/hotRadiationRoomFvDOM/0/IDefault b/tutorials/heatTransfer/buoyantSimpleRadiationFoam/hotRadiationRoomFvDOM/0/IDefault
index 86beefe9f1..f122ced600 100644
--- a/tutorials/heatTransfer/buoyantSimpleRadiationFoam/hotRadiationRoomFvDOM/0/IDefault
+++ b/tutorials/heatTransfer/buoyantSimpleRadiationFoam/hotRadiationRoomFvDOM/0/IDefault
@@ -24,7 +24,7 @@ boundaryField
     {
         type            greyDiffusiveRadiation;
         T               T;
-	emissivityMode	lookup;
+        emissivityMode  lookup;
         emissivity      uniform 1.0;
         value           uniform 0;
     }