diff --git a/src/TurbulenceModels/compressible/turbulentFluidThermoModels/turbulentFluidThermoModels.C b/src/TurbulenceModels/compressible/turbulentFluidThermoModels/turbulentFluidThermoModels.C
index 7b2b78cd8ef2e427ceb37df204052baff0d7f87a..2c002892b71ab1c8933e2caf0ba175193fc3b925 100644
--- a/src/TurbulenceModels/compressible/turbulentFluidThermoModels/turbulentFluidThermoModels.C
+++ b/src/TurbulenceModels/compressible/turbulentFluidThermoModels/turbulentFluidThermoModels.C
@@ -6,7 +6,7 @@
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
     Copyright (C) 2013-2016 OpenFOAM Foundation
-    Copyright (C) 2022 OpenCFD Ltd.
+    Copyright (C) 2022-2023 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -131,6 +131,9 @@ makeLESModel(dynamicKEqn);
 #include "dynamicLagrangian.H"
 makeLESModel(dynamicLagrangian);
 
+#include "sigma.H"
+makeLESModel(sigma);
+
 #include "SpalartAllmarasDES.H"
 makeLESModel(SpalartAllmarasDES);