diff --git a/src/thermophysicalModels/chemistryModel/chemistryModel/ODEChemistryModel/ODEChemistryModel.C b/src/thermophysicalModels/chemistryModel/chemistryModel/ODEChemistryModel/ODEChemistryModel.C
index c18cccb712f21174ad1c4b4125cabb33c5d49c7d..438971d9cd60f61bdeb5abec2c906e5a96b43221 100644
--- a/src/thermophysicalModels/chemistryModel/chemistryModel/ODEChemistryModel/ODEChemistryModel.C
+++ b/src/thermophysicalModels/chemistryModel/chemistryModel/ODEChemistryModel/ODEChemistryModel.C
@@ -856,7 +856,7 @@ Foam::scalar Foam::ODEChemistryModel<CompType, ThermoType>::solve
             "const scalar, "
             "const scalar, "
             "const scalar"
-        ")"
+        ") const"
     );
 
     return (0);