diff --git a/Eigen/src/SparseCore/SparseCwiseUnaryOp.h b/Eigen/src/SparseCore/SparseCwiseUnaryOp.h
index ea7973790..df6c28d2b 100644
--- a/Eigen/src/SparseCore/SparseCwiseUnaryOp.h
+++ b/Eigen/src/SparseCore/SparseCwiseUnaryOp.h
@@ -49,6 +49,7 @@ template<typename UnaryOp, typename ArgType>
 class unary_evaluator<CwiseUnaryOp<UnaryOp,ArgType>, IteratorBased>::InnerIterator
     : public unary_evaluator<CwiseUnaryOp<UnaryOp,ArgType>, IteratorBased>::EvalIterator
 {
+  protected:
     typedef typename XprType::Scalar Scalar;
     typedef typename unary_evaluator<CwiseUnaryOp<UnaryOp,ArgType>, IteratorBased>::EvalIterator Base;
   public:
@@ -99,6 +100,7 @@ template<typename ViewOp, typename ArgType>
 class unary_evaluator<CwiseUnaryView<ViewOp,ArgType>, IteratorBased>::InnerIterator
     : public unary_evaluator<CwiseUnaryView<ViewOp,ArgType>, IteratorBased>::EvalIterator
 {
+  protected:
     typedef typename XprType::Scalar Scalar;
     typedef typename unary_evaluator<CwiseUnaryView<ViewOp,ArgType>, IteratorBased>::EvalIterator Base;
   public:
diff --git a/Eigen/src/SparseCore/SparseView.h b/Eigen/src/SparseCore/SparseView.h
index 7c4aea743..92b3d1f7b 100644
--- a/Eigen/src/SparseCore/SparseView.h
+++ b/Eigen/src/SparseCore/SparseView.h
@@ -90,6 +90,7 @@ struct unary_evaluator<SparseView<ArgType>, IteratorBased>
     
     class InnerIterator : public EvalIterator
     {
+      protected:
         typedef typename XprType::Scalar Scalar;
       public: