diff --git a/tutorials/lagrangian/LTSReactingParcelFoam/counterFlowFlame2D/system/fvSolution b/tutorials/lagrangian/LTSReactingParcelFoam/counterFlowFlame2D/system/fvSolution
index e8dfb0d589..f1e4568f0e 100644
--- a/tutorials/lagrangian/LTSReactingParcelFoam/counterFlowFlame2D/system/fvSolution
+++ b/tutorials/lagrangian/LTSReactingParcelFoam/counterFlowFlame2D/system/fvSolution
@@ -92,10 +92,5 @@ PIMPLE
     alphaTemp       0.005;
 }
 
-additional
-{
-    solveSpecies    true;
-}
-
 
 // ************************************************************************* //
diff --git a/tutorials/lagrangian/LTSReactingParcelFoam/verticalChannel/system/fvSolution b/tutorials/lagrangian/LTSReactingParcelFoam/verticalChannel/system/fvSolution
index 767258ad47..b9b9e87728 100644
--- a/tutorials/lagrangian/LTSReactingParcelFoam/verticalChannel/system/fvSolution
+++ b/tutorials/lagrangian/LTSReactingParcelFoam/verticalChannel/system/fvSolution
@@ -76,10 +76,5 @@ PIMPLE
     maxDeltaT       1;
 }
 
-additional
-{
-    solveSpecies    true;
-}
-
 
 // ************************************************************************* //
diff --git a/tutorials/lagrangian/reactingParcelFoam/filter/system/fvSolution b/tutorials/lagrangian/reactingParcelFoam/filter/system/fvSolution
index 88c7b8de23..7af9d07fae 100644
--- a/tutorials/lagrangian/reactingParcelFoam/filter/system/fvSolution
+++ b/tutorials/lagrangian/reactingParcelFoam/filter/system/fvSolution
@@ -83,10 +83,6 @@ PIMPLE
     momentumPredictor yes;
 }
 
-additional
-{
-}
-
 relaxationFactors
 {
     fields
diff --git a/tutorials/lagrangian/reactingParcelFoam/parcelInBox/system/fvSolution b/tutorials/lagrangian/reactingParcelFoam/parcelInBox/system/fvSolution
index 05fc17fe63..50950087e3 100644
--- a/tutorials/lagrangian/reactingParcelFoam/parcelInBox/system/fvSolution
+++ b/tutorials/lagrangian/reactingParcelFoam/parcelInBox/system/fvSolution
@@ -82,10 +82,6 @@ PIMPLE
     momentumPredictor yes;
 }
 
-additional
-{
-}
-
 relaxationFactors
 {
     fields
diff --git a/tutorials/lagrangian/reactingParcelFoam/verticalChannel/system/fvSolution b/tutorials/lagrangian/reactingParcelFoam/verticalChannel/system/fvSolution
index fb6fda2331..f52df1d2f8 100644
--- a/tutorials/lagrangian/reactingParcelFoam/verticalChannel/system/fvSolution
+++ b/tutorials/lagrangian/reactingParcelFoam/verticalChannel/system/fvSolution
@@ -88,10 +88,6 @@ potentialFlow
     nNonOrthogonalCorrectors 5;
 }
 
-additional
-{
-}
-
 relaxationFactors
 {
     fields