diff --git a/opm/material/fluidmatrixinteractions/EclDefaultMaterial.hpp b/opm/material/fluidmatrixinteractions/EclDefaultMaterial.hpp
index 409af71cc..599f82696 100644
--- a/opm/material/fluidmatrixinteractions/EclDefaultMaterial.hpp
+++ b/opm/material/fluidmatrixinteractions/EclDefaultMaterial.hpp
@@ -133,7 +133,7 @@ public:
     {
         values[gPhaseIdx] = pcgn(params, state);
         values[oPhaseIdx] = 0;
-        values[wPhaseIdx] = pcnw(params, state);
+        values[wPhaseIdx] = - pcnw(params, state);
     }
 
     /*!
diff --git a/opm/material/fluidmatrixinteractions/EclDefaultMaterialParams.hpp b/opm/material/fluidmatrixinteractions/EclDefaultMaterialParams.hpp
index 06373741d..c46a51602 100644
--- a/opm/material/fluidmatrixinteractions/EclDefaultMaterialParams.hpp
+++ b/opm/material/fluidmatrixinteractions/EclDefaultMaterialParams.hpp
@@ -58,7 +58,6 @@ public:
      */
     void finalize()
     {
-        // Do nothing: The two two-phase parameter objects need to be finalized themselfs!
 #ifndef NDEBUG
         finalized_ = true;
 #endif