diff --git a/src/thermophysicalModels/specie/thermophysicalFunctions/APIdiffCoef/APIdiffCoef.H b/src/thermophysicalModels/specie/thermophysicalFunctions/APIdiffCoef/APIdiffCoef.H
index 1fd6e7eb90..95683d8c6a 100644
--- a/src/thermophysicalModels/specie/thermophysicalFunctions/APIdiffCoef/APIdiffCoef.H
+++ b/src/thermophysicalModels/specie/thermophysicalFunctions/APIdiffCoef/APIdiffCoef.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2011-2020 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2021 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -98,6 +98,9 @@ public:
 
     // Member Functions
 
+        //- Inherit base class value methods to prevent clang warnings
+        using FieldFunction2<scalar, APIdiffCoef>::value;
+
         //- API vapour mass diffusivity function using properties from
         //  construction
         virtual scalar value(scalar p, scalar T) const