diff --git a/src/meshTools/regionSplit/localPointRegion.H b/src/meshTools/regionSplit/localPointRegion.H
index 798d28f1e2..e5b545e881 100644
--- a/src/meshTools/regionSplit/localPointRegion.H
+++ b/src/meshTools/regionSplit/localPointRegion.H
@@ -188,7 +188,7 @@ public:
                 return meshFaceMap_;
             }
 
-            //- Per face the region of its points
+            //- Per face (in local index) the region of its points
             const faceList& faceRegions() const
             {
                 return faceRegions_;