diff --git a/dune/solvers/solvers/iterativesolver.hh b/dune/solvers/solvers/iterativesolver.hh
index 0df872b022707cb76e7938092d557c224baa02db..6482f395a94637b8fab8c2bc723b44b65318ff5d 100644
--- a/dune/solvers/solvers/iterativesolver.hh
+++ b/dune/solvers/solvers/iterativesolver.hh
@@ -5,7 +5,7 @@
 #include <dune/solvers/iterationsteps/iterationstep.hh>
 #include <dune/solvers/norms/norm.hh>
 
-    /** \brief Abstract base class for iterative solvers */ 
+    /** \brief Abstract base class for iterative solvers */
     template <class VectorType, class BitVectorType = Dune::BitSetVector<VectorType::block_type::dimension> >
     class IterativeSolver : public Solver
     {
@@ -16,7 +16,7 @@
                         int maxIterations,
                         VerbosityMode verbosity,
                         bool useRelativeError=true)
-            : Solver(verbosity), 
+            : Solver(verbosity),
               tolerance_(tolerance),
               maxIterations_(maxIterations), errorNorm_(NULL),
               historyBuffer_(""),
@@ -29,7 +29,7 @@
                         const Norm<VectorType>* errorNorm,
                         VerbosityMode verbosity,
                         bool useRelativeError=true)
-            : Solver(verbosity), 
+            : Solver(verbosity),
               tolerance_(tolerance),
               maxIterations_(maxIterations), errorNorm_(errorNorm),
               historyBuffer_(""),