diff --git a/dune/solvers/solvers/tcgsolver.hh b/dune/solvers/solvers/tcgsolver.hh
index dbd8698cbe500b4e2c797b1dd527dab24dc427d6..356cfb6d10d6836967f7f6b78d86221a43f5d16e 100644
--- a/dune/solvers/solvers/tcgsolver.hh
+++ b/dune/solvers/solvers/tcgsolver.hh
@@ -69,8 +69,7 @@ public:
           preconditioner_(preconditioner), 
           errorNorm_(errorNorm),
           trustRegionNormMatrix_(trustRegionNormMatrix),
-          trustRegionRadius_(trustRegionRadius),
-          trustRegionNormMatrix_(NULL)
+          trustRegionRadius_(trustRegionRadius)
     {}
 
     /** \brief Constructor for repeated calls.  The actual problem has to be provided separately */