diff --git a/dune/solvers/test/mmgtest.cc b/dune/solvers/test/mmgtest.cc
index 0288bab7f64d09b7f6ab0acabefb71d74c283df9..43d6098e1960c047d9d184d15e2481a8ba533473 100644
--- a/dune/solvers/test/mmgtest.cc
+++ b/dune/solvers/test/mmgtest.cc
@@ -80,7 +80,7 @@ void solveObstacleProblemByMMGSolver(const GridType& grid, const MatrixType& mat
     }
     mmgStep.setTransferOperators(transfer);
 
-    mmgStep.verbosity_         = Solver::QUIET;
+    mmgStep.setVerbosity(Solver::QUIET);
 
     EnergyNorm<MatrixType,VectorType> h1SemiNorm(mat);