diff --git a/tutorials/lagrangian/reactingParcelFoam/filter/constant/porosityProperties b/tutorials/lagrangian/reactingParcelFoam/filter/constant/porosityProperties
index fcd5c5d3f1724961ee4de6a065ec6dbdcebad16f..93c4de650d34640250d9533b2491c143b31daa9a 100644
--- a/tutorials/lagrangian/reactingParcelFoam/filter/constant/porosityProperties
+++ b/tutorials/lagrangian/reactingParcelFoam/filter/constant/porosityProperties
@@ -23,11 +23,8 @@ filter1
 
     DarcyForchheimerCoeffs
     {
-        Darcy
-        {
-            d   d [0 -2 0 0 0 0 0] (500000 -1000 -1000);
-            f   f [0 -1 0 0 0 0 0] (0 0 0);
-        }
+        d   d [0 -2 0 0 0 0 0] (500000 -1000 -1000);
+        f   f [0 -1 0 0 0 0 0] (0 0 0);
 
         coordinateSystem
         {
diff --git a/tutorials/lagrangian/reactingParcelFoam/filter/constant/sourcesProperties b/tutorials/lagrangian/reactingParcelFoam/filter/constant/sourcesProperties
index 7f40e5d0325447e8b0d3156e6b855d3a2bc5c4c6..e049d42c4b7ec727f97cf8b6cce7816dfd63762d 100644
--- a/tutorials/lagrangian/reactingParcelFoam/filter/constant/sourcesProperties
+++ b/tutorials/lagrangian/reactingParcelFoam/filter/constant/sourcesProperties
@@ -17,7 +17,7 @@ FoamFile
 
 massSource1
 {
-    type            scalarExplicitSource;
+    type            scalarSemiImplicitSource;
     active          true;
     timeStart       0.2;
     duration        2.0;
@@ -27,13 +27,13 @@ massSource1
         (2.75 0.5 0)
     );
 
-    scalarExplicitSourceCoeffs
+    scalarSemiImplicitSourceCoeffs
     {
         volumeMode      absolute;
-        injectionRate
+        injectionRateSuSp
         {
-            rho         1e-4; // kg/s
-            H2O         1e-4; // kg/s
+            rho         (1e-4 0); // kg/s
+            H2O         (1e-4 0); // kg/s
         }
     }
 }
@@ -41,7 +41,7 @@ massSource1
 
 momentumSource1
 {
-    type            vectorExplicitSource;
+    type            vectorSemiImplicitSource;
     active          true;
     timeStart       0.2;
     duration        2.0;
@@ -51,12 +51,12 @@ momentumSource1
         (2.75 0.5 0)
     );
 
-    vectorExplicitSourceCoeffs
+    vectorSemiImplicitSourceCoeffs
     {
         volumeMode      absolute;
-        injectionRate
+        injectionRateSuSp
         {
-            U           (0 0.005 0);
+            U           ((0 0.005 0) 0);
         }
     }
 }
@@ -64,7 +64,7 @@ momentumSource1
 
 energySource1
 {
-    type            scalarExplicitSource;
+    type            scalarSemiImplicitSource;
     active          true;
     timeStart       0.2;
     duration        2.0;
@@ -74,12 +74,12 @@ energySource1
         (2.75 0.5 0)
     );
 
-    scalarExplicitSourceCoeffs
+    scalarSemiImplicitSourceCoeffs
     {
         volumeMode      absolute;
-        injectionRate
+        injectionRateSuSp
         {
-            h           10;
+            h           (10 0);
         }
     }
 }