diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorEvaluator.h b/unsupported/Eigen/CXX11/src/Tensor/TensorEvaluator.h
index e30f9ad8e..4ca6b3d8c 100644
--- a/unsupported/Eigen/CXX11/src/Tensor/TensorEvaluator.h
+++ b/unsupported/Eigen/CXX11/src/Tensor/TensorEvaluator.h
@@ -357,7 +357,7 @@ struct TensorEvaluator<const TensorCwiseUnaryOp<UnaryOp, ArgType>, Device>
     IsAligned          = TensorEvaluator<ArgType, Device>::IsAligned,
     PacketAccess       = TensorEvaluator<ArgType, Device>::PacketAccess &
                          internal::functor_traits<UnaryOp>::PacketAccess,
-    BlockAccess        = TensorEvaluator<ArgType, Device>::PacketAccess,
+    BlockAccess        = TensorEvaluator<ArgType, Device>::BlockAccess,
     PreferBlockAccess  = TensorEvaluator<ArgType, Device>::PreferBlockAccess,
     Layout             = TensorEvaluator<ArgType, Device>::Layout,
     CoordAccess        = false,  // to be implemented
diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorForwardDeclarations.h b/unsupported/Eigen/CXX11/src/Tensor/TensorForwardDeclarations.h
index b8a57ab99..b7a0193fe 100644
--- a/unsupported/Eigen/CXX11/src/Tensor/TensorForwardDeclarations.h
+++ b/unsupported/Eigen/CXX11/src/Tensor/TensorForwardDeclarations.h
@@ -135,9 +135,8 @@ struct IsTileable {
   // Check that block evaluation is supported and it's a preferred option (at
   // least one sub-expression has much faster block evaluation, e.g.
   // broadcasting).
-  static const bool value =
-      TensorEvaluator<Expression, Device>::BlockAccess &
-      TensorEvaluator<Expression, Device>::PreferBlockAccess;
+  static const bool value = TensorEvaluator<Expression, Device>::BlockAccess &&
+                            TensorEvaluator<Expression, Device>::PreferBlockAccess;
 };
 
 template <typename Expression, typename Device,