diff --git a/src/finiteVolume/fields/fvPatchFields/derived/inletOutletTotalTemperature/inletOutletTotalTemperatureFvPatchScalarField.C b/src/finiteVolume/fields/fvPatchFields/derived/inletOutletTotalTemperature/inletOutletTotalTemperatureFvPatchScalarField.C
index 7d316f21fa..d6a83b07cb 100644
--- a/src/finiteVolume/fields/fvPatchFields/derived/inletOutletTotalTemperature/inletOutletTotalTemperatureFvPatchScalarField.C
+++ b/src/finiteVolume/fields/fvPatchFields/derived/inletOutletTotalTemperature/inletOutletTotalTemperatureFvPatchScalarField.C
@@ -189,7 +189,8 @@ void Foam::inletOutletTotalTemperatureFvPatchScalarField::updateCoeffs()
 }
 
 
-void Foam::inletOutletTotalTemperatureFvPatchScalarField::write(Ostream& os) const
+void Foam::inletOutletTotalTemperatureFvPatchScalarField::write(Ostream& os)
+const
 {
     fvPatchScalarField::write(os);
     if (UName_ != "U")