diff --git a/src/thermophysicalModels/liquids/H2O/H2O.C b/src/thermophysicalModels/liquids/H2O/H2O.C
index 861b39bc4f10f557f57b839adc3c34ad46588881..590da07405f31b539e88278dbf6ba926405b4544 100644
--- a/src/thermophysicalModels/liquids/H2O/H2O.C
+++ b/src/thermophysicalModels/liquids/H2O/H2O.C
@@ -96,7 +96,7 @@ Foam::H2O::H2O()
     K_(-0.4267, 0.0056903, -8.0065e-06, 1.815e-09, 0, 0),
     Kg_(6.977e-05, 1.1243, 844.9, -148850),
     sigma_(647.13, 0.18548, 2.717, -3.554, 2.047, 0),
-    D_(147.18, 20.1, 18.015, 28) // note: Same as nHeptane
+    D_(15.0, 15.0, 18.015, 28)
 {}
 
 
diff --git a/src/thermophysicalModels/liquids/liquid/liquid.H b/src/thermophysicalModels/liquids/liquid/liquid.H
index 0973f2b45efff5ea9e4f65329be893cea8542567..053d36027b179cb71b5303b0ee97f2c204ef6b1f 100644
--- a/src/thermophysicalModels/liquids/liquid/liquid.H
+++ b/src/thermophysicalModels/liquids/liquid/liquid.H
@@ -273,6 +273,10 @@ public:
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
+#include "liquidI.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
 #endif
 
 // ************************************************************************* //