diff --git a/server/server.cpp b/server/server.cpp
index 5d73549..df790ed 100644
--- a/server/server.cpp
+++ b/server/server.cpp
@@ -29,14 +29,12 @@
   // Register to handle the signals that indicate when the server should exit.
   // It is safe to register for the same signal multiple times in a program,
   // provided all registration for the specified signal is made through Asio.
-  /*
   signals_.add(SIGINT);
   signals_.add(SIGTERM);
 #if defined(SIGQUIT)
   signals_.add(SIGQUIT);
 #endif // defined(SIGQUIT)
   signals_.async_wait(boost::bind(&server::handle_stop, this));
-  */
 
   // Open the acceptor with the option to reuse the address (i.e. SO_REUSEADDR).
   boost::asio::ip::tcp::resolver resolver(io_service_);
@@ -54,7 +52,7 @@
 
 server::~server()
 {
-  handle_stop();
+  // handle_stop();
 }
 
 void server::run()
@@ -99,6 +97,11 @@
   // will exit.
   acceptor_.close();
   connection_manager_.stop_all();
+  // although they say io_service::run() would stop, but it didn't happen..
+  // the thread join was blocking, waiting for io_service::run() to finish
+  // even after handle_stop() call..
+  // so just force it quit, no harm here.
+  io_service_.stop();
 }
 
 } // namespace server