diff --git a/azmq/detail/receive_op.hpp b/azmq/detail/receive_op.hpp
index cef7a4f..a918f6b 100644
--- a/azmq/detail/receive_op.hpp
+++ b/azmq/detail/receive_op.hpp
@@ -32,7 +32,7 @@ namespace detail {
 template<typename MutableBufferSequence>
 class receive_buffer_op_base : public reactor_op {
 public:
-    receive_buffer_op_base(MutableBufferSequence const& buffers, flags_type flags)
+    receive_buffer_op_base(MutableBufferSequence& buffers, flags_type flags)
         : buffers_(buffers)
         , flags_(flags)
         { }
@@ -51,7 +51,7 @@ class receive_buffer_op_base : public reactor_op {
     }
 
 private:
-    MutableBufferSequence buffers_;
+    MutableBufferSequence& buffers_;
     flags_type flags_;
 };
 
@@ -59,7 +59,7 @@ template<typename MutableBufferSequence,
          typename Handler>
 class receive_buffer_op : public receive_buffer_op_base<MutableBufferSequence> {
 public:
-    receive_buffer_op(MutableBufferSequence const& buffers,
+    receive_buffer_op(MutableBufferSequence& buffers,
                       Handler handler,
                       socket_ops::flags_type flags)
         : receive_buffer_op_base<MutableBufferSequence>(buffers, flags)
@@ -94,7 +94,7 @@ template<typename MutableBufferSequence,
          typename Handler>
 class receive_more_buffer_op : public receive_buffer_op_base<MutableBufferSequence> {
 public:
-    receive_more_buffer_op(MutableBufferSequence const& buffers,
+    receive_more_buffer_op(MutableBufferSequence& buffers,
                            Handler handler,
                            socket_ops::flags_type flags)
         : receive_buffer_op_base<MutableBufferSequence>(buffers, flags)
diff --git a/azmq/socket.hpp b/azmq/socket.hpp
index 76c3733..25176fd 100644
--- a/azmq/socket.hpp
+++ b/azmq/socket.hpp
@@ -510,7 +510,7 @@ class socket :
      */
     template<typename MutableBufferSequence,
              typename ReadHandler>
-    void async_receive(MutableBufferSequence const& buffers,
+    void async_receive(MutableBufferSequence& buffers,
                        ReadHandler && handler,
                        flags_type flags = 0) {
         using type = detail::receive_buffer_op<MutableBufferSequence, ReadHandler>;
@@ -539,7 +539,7 @@ class socket :
      */
     template<typename MutableBufferSequence,
              typename ReadMoreHandler>
-    void async_receive_more(MutableBufferSequence const& buffers,
+    void async_receive_more(MutableBufferSequence& buffers,
                             ReadMoreHandler && handler,
                             flags_type flags = 0) {
         using type = detail::receive_more_buffer_op<MutableBufferSequence, ReadMoreHandler>;
@@ -712,7 +712,7 @@ struct async_send_initiation {
 template<typename MutableBufferSequence>
 struct async_receive_initiation {
   azmq::socket &socket;
-  MutableBufferSequence const &buffers;
+  MutableBufferSequence &buffers;
 
   template<typename CompletionHandler>
   void operator()(CompletionHandler &&completion_handler) {
@@ -726,7 +726,7 @@ struct async_receive_initiation {
 template<typename MutableBufferSequence>
 struct async_receive_more_initiation {
   azmq::socket &socket;
-  MutableBufferSequence const &buffers;
+  MutableBufferSequence &buffers;
 
   template<typename CompletionHandler>
   void operator()(CompletionHandler &&completion_handler) {
@@ -748,7 +748,7 @@ auto async_send(azmq::socket &socket, ConstBufferSequence const &buffers,
 }
 
 template<class CompletionToken, class MutableBufferSequence>
-auto async_receive(azmq::socket &socket, MutableBufferSequence const &buffers,
+auto async_receive(azmq::socket &socket, MutableBufferSequence &buffers,
                    CompletionToken &&token)
 -> BOOST_ASIO_INITFN_RESULT_TYPE(CompletionToken,
                                  void(boost::system::error_code, size_t)) {