diff --git a/src/thermophysicalModels/basic/heThermo/heThermo.C b/src/thermophysicalModels/basic/heThermo/heThermo.C
index c9d34531..602f3344 100644
--- a/src/thermophysicalModels/basic/heThermo/heThermo.C
+++ b/src/thermophysicalModels/basic/heThermo/heThermo.C
@@ -492,7 +492,7 @@ Foam::tmp<Foam::volScalarField> Foam::heThermo<BasicThermo, MixtureType>::Se
 {
     return volScalarFieldProperty
     (
-        "S",
+        "Se",
         dimEnergy/(dimMass*dimTemperature),
         &MixtureType::cellThermoMixture,
         &MixtureType::patchFaceThermoMixture,