diff --git a/tutorials/lagrangian/reactingParcelFilmFoam/hotBoxes/constant/surfaceFilmProperties b/tutorials/lagrangian/reactingParcelFilmFoam/hotBoxes/constant/surfaceFilmProperties
index 96e33c1d68..c6a1bcbfc1 100644
--- a/tutorials/lagrangian/reactingParcelFilmFoam/hotBoxes/constant/surfaceFilmProperties
+++ b/tutorials/lagrangian/reactingParcelFilmFoam/hotBoxes/constant/surfaceFilmProperties
@@ -80,6 +80,9 @@ thermoSingleLayerCoeffs
                 variance        100;
             }
         }
+
+        zeroForcePatches
+        ();
     }
 
     injectionModels
diff --git a/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/constant/surfaceFilmProperties b/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/constant/surfaceFilmProperties
index 8440f3f479..90792e87a6 100644
--- a/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/constant/surfaceFilmProperties
+++ b/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/constant/surfaceFilmProperties
@@ -55,6 +55,8 @@ kinematicSingleLayerCoeffs
                 variance        100;
             }
         }
+
+        zeroForcePatches    ();
     }
 
     surfaceShearCoeffs