diff --git a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0/U b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0/U
index b2ed1ea6d7..39d9711c40 100644
--- a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0/U
+++ b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0/U
@@ -33,13 +33,13 @@ boundaryField
     {
         type            flowRateInletVelocity;
         flowRate        0.00379;
-        value           uniform (-0 10.82857143 -0);
+        value           uniform (0 10.82857143 0);
     }
     inletSides
     {
         type            flowRateInletVelocity;
         flowRate        0.00832;
-        value           uniform (-0 11.88571429 -0);
+        value           uniform (0 11.88571429 0);
     }
     outlet
     {
diff --git a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0/omega b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0/omega
index f9b551e72b..0538e96fb7 100644
--- a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0/omega
+++ b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/0/omega
@@ -41,7 +41,7 @@ boundaryField
         type            compressible::turbulentMixingLengthFrequencyInlet;
         mixingLength    0.007;
         k               k;
-        value           uniform 4.5-3;
+        value           uniform 4.5e-3;
     }
     outlet
     {