diff --git a/applications/solvers/heatTransfer/buoyantSimpleFoam/buoyantSimpleFoam.C b/applications/solvers/heatTransfer/buoyantSimpleFoam/buoyantSimpleFoam.C
index f80aeba421..8882ce6250 100644
--- a/applications/solvers/heatTransfer/buoyantSimpleFoam/buoyantSimpleFoam.C
+++ b/applications/solvers/heatTransfer/buoyantSimpleFoam/buoyantSimpleFoam.C
@@ -31,7 +31,6 @@ Description
 \*---------------------------------------------------------------------------*/
 
 #include "fvCFD.H"
-#include "rhoThermo.H"
 #include "fluidThermoMomentumTransportModel.H"
 #include "fluidThermophysicalTransportModel.H"
 #include "radiationModel.H"