diff --git a/test/test_9303.cpp b/test/test_9303.cpp
index 4a70dfe21..a49758a1a 100644
--- a/test/test_9303.cpp
+++ b/test/test_9303.cpp
@@ -6,7 +6,7 @@
     #include <boost/make_shared.hpp>
     #include <boost/shared_ptr.hpp>
     #include <boost/bind.hpp>
-    //#include <boost/asio.hpp>
+    #include <boost/asio.hpp>
     #include <boost/thread.hpp>
     #include <boost/thread/future.hpp>
 
@@ -14,10 +14,10 @@
     #define EXAMPLE_1
     #define EXAMPLE_2
     #define EXAMPLE_3
-    //#define EXAMPLE_4
-    //#define EXAMPLE_5
-    //#define EXAMPLE_6
-    //#define EXAMPLE_7
+    #define EXAMPLE_4
+    #define EXAMPLE_5
+    #define EXAMPLE_6
+    #define EXAMPLE_7
 #else
     #define EXAMPLE_1
     #define EXAMPLE_2
@@ -106,7 +106,7 @@
         {
             boost::packaged_task<std::string(std::string&)> example(string_with_params);
             boost::future<std::string> f = example.get_future();
-            boost::thread task(boost::move(example), ans);
+            boost::thread task(boost::move(example), boost::ref(ans));
             std::string answer = f.get();
             std::cout << "string_with_params: " << answer << std::endl;
             task.join();
@@ -120,7 +120,7 @@
             boost::packaged_task<std::string(std::string&)> example
             { boost::bind(&string_with_params, ans) };
             boost::future<std::string> f = example.get_future();
-            boost::thread task(boost::move(example), ans);
+            boost::thread task(boost::move(example), boost::ref(ans));
             std::string answer = f.get();
             std::cout << "string_with_params: " << answer << std::endl;
             task.join();
@@ -133,8 +133,9 @@
         // packagedTestTest.cpp:95:37: error: incomplete type ‘task_t {aka boost::packaged_task<std::basic_string<char>(std::basic_string<char>&)>}’ used in nested name specifier
         // boost/thread/future.hpp:1320:11: error: declaration of ‘class boost::packaged_task<std::basic_string<char>(std::basic_string<char>&)>’
         {
-            typedef boost::packaged_task<std::string(std::string&)> task_t;
-            boost::shared_ptr<task_t> example = boost::make_shared<task_t>(boost::bind(&string_with_params, ans));
+          //typedef boost::packaged_task<std::string(std::string&)> task_t;
+          typedef boost::packaged_task<std::string()> task_t;
+            boost::shared_ptr<task_t> example = boost::make_shared<task_t>(boost::bind(&string_with_params, boost::ref(ans)));
             boost::future<std::string> f = example->get_future();
             boost::thread task(boost::bind(&task_t::operator(), example));
             std::string answer = f.get();
@@ -158,7 +159,7 @@
                 threads.create_thread(boost::bind(&boost::asio::io_service::run,
                     &io_service));
             }
-            typedef boost::packaged_task<std::string(std::string&)> task_t;
+            typedef boost::packaged_task<std::string()> task_t;
             boost::shared_ptr<task_t> example = boost::make_shared<task_t>(boost::bind(&string_with_params, ans));
             boost::future<std::string> f = example->get_future();
             io_service.post(boost::bind(&task_t::operator(), example));