diff --git a/applications/solvers/multiphase/twoPhaseEulerFoam/phaseCompressibleTurbulenceModels/kineticTheoryModels/kineticTheoryModel/kineticTheoryModel.C b/applications/solvers/multiphase/twoPhaseEulerFoam/phaseCompressibleTurbulenceModels/kineticTheoryModels/kineticTheoryModel/kineticTheoryModel.C
index f158b243fd..4fdc9a5f8f 100644
--- a/applications/solvers/multiphase/twoPhaseEulerFoam/phaseCompressibleTurbulenceModels/kineticTheoryModels/kineticTheoryModel/kineticTheoryModel.C
+++ b/applications/solvers/multiphase/twoPhaseEulerFoam/phaseCompressibleTurbulenceModels/kineticTheoryModels/kineticTheoryModel/kineticTheoryModel.C
@@ -466,7 +466,7 @@ void Foam::RASModels::kineticTheoryModel::correct()
               + fvm::div(alphaRhoPhi, Theta_)
               - fvc::Sp(fvc::ddt(alpha, rho) + fvc::div(alphaRhoPhi), Theta_)
             )
-          - fvm::laplacian(kappa_, Theta_, "laplacian(kappa, Theta)")
+          - fvm::laplacian(kappa_, Theta_, "laplacian(kappa,Theta)")
          ==
             fvm::SuSp(-((PsCoeff*I) && gradU), Theta_)
           + (tau && gradU)