diff --git a/dumux/material/fluidmatrixinteractions/2p/regularizedvangenuchten.hh b/dumux/material/fluidmatrixinteractions/2p/regularizedvangenuchten.hh
index 96cb3064e486b0512a3cde3fb2569267aa758086..a969ed98628c009de410e3c65056654a127d5f0f 100644
--- a/dumux/material/fluidmatrixinteractions/2p/regularizedvangenuchten.hh
+++ b/dumux/material/fluidmatrixinteractions/2p/regularizedvangenuchten.hh
@@ -182,7 +182,7 @@ public:
             return mHigh_(params);
         }
 
-        return VanGenuchten::dpC_dSw(params, Sw);
+        return VanGenuchten::dpC_dSw(params, Swe);
     }
 
     /*!