diff --git a/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/constant/combustionProperties b/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/constant/combustionProperties
index 5ede7572c37fca677e4af0a3151992688cdaaa60..41d0c32b80d7cb7d467f7ef6fa8d83f2cd4a9f99 100644
--- a/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/constant/combustionProperties
+++ b/tutorials/lagrangian/reactingParcelFoam/verticalChannelLTS/constant/combustionProperties
@@ -23,7 +23,6 @@ PaSRCoeffs
 {
     Cmix                0.1;
     turbulentReaction   off;
-    useReactionRate     true;
 }
 
 
diff --git a/tutorials/lagrangian/simpleReactingParcelFoam/verticalChannel/constant/combustionProperties b/tutorials/lagrangian/simpleReactingParcelFoam/verticalChannel/constant/combustionProperties
index 5ede7572c37fca677e4af0a3151992688cdaaa60..41d0c32b80d7cb7d467f7ef6fa8d83f2cd4a9f99 100644
--- a/tutorials/lagrangian/simpleReactingParcelFoam/verticalChannel/constant/combustionProperties
+++ b/tutorials/lagrangian/simpleReactingParcelFoam/verticalChannel/constant/combustionProperties
@@ -23,7 +23,6 @@ PaSRCoeffs
 {
     Cmix                0.1;
     turbulentReaction   off;
-    useReactionRate     true;
 }
 
 
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumnEvaporatingReacting/constant/combustionProperties.gas b/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumnEvaporatingReacting/constant/combustionProperties.gas
index 94555a9a7b2f16f4ef2ceebb306257d6c21701a2..78cfe510443b41be9071a488168cd32cfbd6748c 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumnEvaporatingReacting/constant/combustionProperties.gas
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumnEvaporatingReacting/constant/combustionProperties.gas
@@ -31,7 +31,6 @@ PaSRCoeffs
 {
     Cmix                1.0;
     turbulentReaction   yes;
-    useReactionRate     true;
 }
 
 // ************************************************************************* //
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/wallBoiling/constant/combustionProperties.gas b/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/wallBoiling/constant/combustionProperties.gas
index dc92f246292fea9fb0cf6c06eb000e470fc9551c..51002472936b9aef961d5497b579661d5a1debac 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/wallBoiling/constant/combustionProperties.gas
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/wallBoiling/constant/combustionProperties.gas
@@ -29,7 +29,6 @@ PaSRCoeffs
 {
     Cmix                1.0;
     turbulentReaction   yes;
-    useReactionRate     true;
 }
 
 // ************************************************************************* //