diff --git a/src/thermophysicalModels/chemistryModel/chemistrySolver/ode/ode.C b/src/thermophysicalModels/chemistryModel/chemistrySolver/ode/ode.C
index e1b4dfad507746bf494602f04d9e3fbdc4cbe4d4..35de0dc98c5c26380ab210871d7b8f950ae2612f 100644
--- a/src/thermophysicalModels/chemistryModel/chemistrySolver/ode/ode.C
+++ b/src/thermophysicalModels/chemistryModel/chemistrySolver/ode/ode.C
@@ -39,8 +39,7 @@ Foam::ode<CompType, ThermoType>::ode
     coeffsDict_(model.subDict(modelName + "Coeffs")),
     solverName_(coeffsDict_.lookup("ODESolver")),
     odeSolver_(ODESolver::New(solverName_, model)),
-    eps_(readScalar(coeffsDict_.lookup("eps"))),
-    scale_(readScalar(coeffsDict_.lookup("scale")))
+    eps_(readScalar(coeffsDict_.lookup("eps")))
 {}
 
 
@@ -67,7 +66,7 @@ Foam::scalar Foam::ode<CompType, ThermoType>::solve
     scalarField c1(this->model_.nEqns(), 0.0);
 
     // copy the concentration, T and P to the total solve-vector
-    for (label i=0; i<nSpecie; i++)
+    for (label i = 0; i < nSpecie; i++)
     {
         c1[i] = c[i];
     }
diff --git a/src/thermophysicalModels/chemistryModel/chemistrySolver/ode/ode.H b/src/thermophysicalModels/chemistryModel/chemistrySolver/ode/ode.H
index 317723b78577be6925f8495b72a1942fa3104415..a1b956092ed643447e0772e7f64ff0e80b8b0c3d 100644
--- a/src/thermophysicalModels/chemistryModel/chemistrySolver/ode/ode.H
+++ b/src/thermophysicalModels/chemistryModel/chemistrySolver/ode/ode.H
@@ -65,7 +65,6 @@ class ode
         // Model constants
 
             scalar eps_;
-            scalar scale_;
 
 
 public: