diff --git a/dune/solvers/iterationsteps/mmgstep.cc b/dune/solvers/iterationsteps/mmgstep.cc
index 510829e5b4c66035e2ba9bdce28d20c72b38a905..7a137cef15d26ccd6198ebb8ebc465ed9ddf25d7 100644
--- a/dune/solvers/iterationsteps/mmgstep.cc
+++ b/dune/solvers/iterationsteps/mmgstep.cc
@@ -317,7 +317,7 @@ void MonotoneMGStep<MatrixType, VectorType>::iterate()
 
     // Debug: output energy
     if (level==(int) this->numLevels()-1 && this->verbosity_==NumProc::FULL) {
-        std::streamsize const oldPrecision = std::cout.precision()
+        std::streamsize const oldPrecision = std::cout.precision();
         std::cout << "Total energy: "
                   << std::setprecision(10)
                   << computeEnergy(*mat[level], *x[level], rhs[level]) << std::endl