diff --git a/dune/tectonic/myconvexproblem.hh b/dune/tectonic/myconvexproblem.hh
index 19ea2f523d9e26f417189fdc0d4dc0a1a7fc03a2..0058c742c4c419956eadecbe219651ad34be8fc7 100644
--- a/dune/tectonic/myconvexproblem.hh
+++ b/dune/tectonic/myconvexproblem.hh
@@ -16,7 +16,7 @@ class MyConvexProblem {
   typedef typename VectorType::block_type LocalVectorType;
   typedef typename MatrixType::block_type LocalMatrixType;
 
-  static const int block_size = VectorType::block_type::dimension;
+  int static const block_size = VectorType::block_type::dimension;
 
   /** \brief Constructor with the problem components