diff --git a/examples/cahn_hilliard/model.hh b/examples/cahn_hilliard/model.hh
index 8fdc7279022779d1b8b4d127647c0bc4fa96e1f6..80470f9d42cbe9c90b277f5afb0151d8870883f0 100644
--- a/examples/cahn_hilliard/model.hh
+++ b/examples/cahn_hilliard/model.hh
@@ -269,7 +269,6 @@ template<class TypeTag>
 struct LocalResidual<TypeTag, TTag::CahnHilliardModel>
 { using type = CahnHilliardModelLocalResidual<TypeTag>; };
 
-// The default scalar type is double.
 // We compute with double precision floating point numbers.
 template<class TypeTag>
 struct Scalar<TypeTag, TTag::CahnHilliardModel>