diff --git a/applications/utilities/mesh/generation/snappyHexMesh/snappyHexMeshDict b/applications/utilities/mesh/generation/snappyHexMesh/snappyHexMeshDict
index 205c767600..1da4b92f08 100644
--- a/applications/utilities/mesh/generation/snappyHexMesh/snappyHexMeshDict
+++ b/applications/utilities/mesh/generation/snappyHexMesh/snappyHexMeshDict
@@ -209,6 +209,8 @@ snapControls
 // Settings for the layer addition.
 addLayersControls
 {
+    relativeSizes true;
+
     // Per final patch (so not geometry!) the layer information
     layers
     {
@@ -226,11 +228,12 @@ addLayersControls
     // Expansion factor for layer mesh
     expansionRatio 1.0;
 
+
     //- Wanted thickness of final added cell layer. If multiple layers
     //  is the
     //  thickness of the layer furthest away from the wall.
     //  Relative to undistorted size of cell outside layer.
-    finalLayerRatio 0.3;
+    finalLayerThickness 0.3;
 
     //- Minimum thickness of cell layer. If for any reason layer
     //  cannot be above minThickness do not add layer.