diff --git a/dumux/nonlinear/newtonsolver.hh b/dumux/nonlinear/newtonsolver.hh
index 1fcb4773052862032df43ea9cfd23e7c48374900..c0def89e056b20c4e1134c81d0b82f64042df6ab 100644
--- a/dumux/nonlinear/newtonsolver.hh
+++ b/dumux/nonlinear/newtonsolver.hh
@@ -1034,7 +1034,7 @@ private:
      * Throws Dumux::NumericalProblem if the linear solver didn't
      * converge.
      *
-     * Specialization for linear solvers that can handle MultiType matrices.
+     * Specialization for regular vector types (not MultiTypeBlockVector)
      *
      */
     template<class V = SolutionVector>