diff --git a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0.org/U b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0.org/U
index c1593b9e45..352d6b5027 100644
--- a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0.org/U
+++ b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0.org/U
@@ -32,13 +32,13 @@ boundaryField
     inletCentral
     {
         type            flowRateInletVelocity;
-        flowRate        0.00379;
+        flowRate        constant 0.00379;
         value           uniform (0 14.68 0);
     }
     inletSides
     {
         type            flowRateInletVelocity;
-        flowRate        0.00832;
+        flowRate        constant 0.00832;
         value           uniform (0 17.79 0);
     }
     outlet