diff --git a/tutorials/incompressible/simpleFoam/motorBike/system/wallBoundedStreamLines b/tutorials/incompressible/simpleFoam/motorBike/system/wallBoundedStreamLines
index 09db1038e749b4acca4863801891b9d2debbce6d..e3e050e2b92f8960bc77ae6e56aa7e68cb08a8ff 100644
--- a/tutorials/incompressible/simpleFoam/motorBike/system/wallBoundedStreamLines
+++ b/tutorials/incompressible/simpleFoam/motorBike/system/wallBoundedStreamLines
@@ -20,6 +20,7 @@ near
 
     // Fields to be sampled. Per field original name and mapped field to
     // create.
+    // Note: fields only get updated when writing!
     fields
     (
         (U UNear)
@@ -85,7 +86,7 @@ wallBoundedStreamLines
     }
     patchSeedCoeffs
     {
-        type        patchSeed;//patchCloud; //cloud;  //uniform;
+        type        patchSeed;
         patches     (motorBike);
         axis        x;  //distance;
         maxPoints   20000;