diff --git a/dumux/implicit/2pminc/2pmincmodel.hh b/dumux/implicit/2pminc/2pmincmodel.hh
index 924bcb9f142369d4c754603daf95494e71853c01..77994f00ee4af423fe8819627af2ba502b558732 100644
--- a/dumux/implicit/2pminc/2pmincmodel.hh
+++ b/dumux/implicit/2pminc/2pmincmodel.hh
@@ -432,7 +432,7 @@ public:
         Valgrind::CheckDefined(volFraction_);
         Valgrind::CheckDefined(cellSize_);
 //        Valgrind::CheckDefined(delta_);
-        Valgrind::CheckDefined(volContinuum_);
+        // Valgrind::CheckDefined(volContinuum_);
         Valgrind::CheckDefined(distNestedContinua_);
 //        Valgrind::CheckDefined(x1_test_);
 //        Valgrind::CheckDefined(x2_test_);