diff --git a/dumux/common/boundarytypes.hh b/dumux/common/boundarytypes.hh
index 3e58e1aa19175f59bc6ac6028f18b3e1acbc998b..89a83811d5403d25791eca2cb7e97d2bff91ad59 100644
--- a/dumux/common/boundarytypes.hh
+++ b/dumux/common/boundarytypes.hh
@@ -263,8 +263,8 @@ public:
         boundaryInfo_[eqIdx].isDirichlet = 0;
         boundaryInfo_[eqIdx].isNeumann = 0;
         boundaryInfo_[eqIdx].isOutflow = 0;
-        boundaryInfo_[eqIdx].isCouplingInflow = 1;
-        boundaryInfo_[eqIdx].isCouplingOutflow = 0;
+        boundaryInfo_[eqIdx].isCouplingInflow = 0;
+        boundaryInfo_[eqIdx].isCouplingOutflow = 1;
 
         Valgrind::SetDefined(boundaryInfo_[eqIdx]);
     }