diff --git a/asio/src/tests/dgram_echo_client_test.cpp b/asio/src/tests/dgram_echo_client_test.cpp
index 147cb72f..23d35012 100644
--- a/asio/src/tests/dgram_echo_client_test.cpp
+++ b/asio/src/tests/dgram_echo_client_test.cpp
@@ -10,10 +10,10 @@ class dgram_handler
 public:
   dgram_handler(demuxer& d)
     : demuxer_(d),
-      socket_(d, inet_address_v4(12347)),
+      socket_(d, inet_address_v4(32123)),
       count_(0)
   {
-    inet_address_v4 destination(12346, "localhost");
+    inet_address_v4 destination(32124, "localhost");
     char msg[] = "Hello, World!\n";
     memcpy(data_, msg, sizeof(msg));
     socket_.async_sendto(data_, sizeof(msg) - 1, destination,
diff --git a/asio/src/tests/dgram_echo_server_test.cpp b/asio/src/tests/dgram_echo_server_test.cpp
index e34a1a07..3ee4fb13 100644
--- a/asio/src/tests/dgram_echo_server_test.cpp
+++ b/asio/src/tests/dgram_echo_server_test.cpp
@@ -9,7 +9,7 @@ class dgram_handler
 public:
   dgram_handler(demuxer& d)
     : demuxer_(d),
-      socket_(d, inet_address_v4(12346))
+      socket_(d, inet_address_v4(32124))
   {
     socket_.async_recvfrom(data_, max_length, sender_address_,
         boost::bind(&dgram_handler::handle_recvfrom, this, _1, _2));
diff --git a/asio/src/tests/echo_client_test.cpp b/asio/src/tests/echo_client_test.cpp
index b0ff530f..c7eba93c 100644
--- a/asio/src/tests/echo_client_test.cpp
+++ b/asio/src/tests/echo_client_test.cpp
@@ -71,7 +71,7 @@ public:
   {
     echo_session* new_session = new echo_session(demuxer_);
     connector_.async_connect(new_session->socket(),
-        inet_address_v4(12345, "localhost"),
+        inet_address_v4(32123, "localhost"),
         boost::bind(&echo_client::handle_connect, this, new_session, _1));
   }
 
@@ -83,7 +83,7 @@ public:
       {
         echo_session* new_session = new echo_session(demuxer_);
         connector_.async_connect(new_session->socket(),
-            inet_address_v4(12345, "localhost"),
+            inet_address_v4(32123, "localhost"),
             boost::bind(&echo_client::handle_connect, this, new_session, _1));
       }
 
diff --git a/asio/src/tests/echo_server_test.cpp b/asio/src/tests/echo_server_test.cpp
index 5cbf16e5..ba7812cf 100644
--- a/asio/src/tests/echo_server_test.cpp
+++ b/asio/src/tests/echo_server_test.cpp
@@ -60,7 +60,7 @@ class echo_server
 public:
   echo_server(demuxer& d)
     : demuxer_(d),
-      acceptor_(d, inet_address_v4(12345))
+      acceptor_(d, inet_address_v4(32123))
   {
     echo_session* new_session = new echo_session(demuxer_);
     acceptor_.async_accept(new_session->socket(),
diff --git a/asio/src/tests/socket_accept_test.cpp b/asio/src/tests/socket_accept_test.cpp
index c91a2477..77b259ed 100644
--- a/asio/src/tests/socket_accept_test.cpp
+++ b/asio/src/tests/socket_accept_test.cpp
@@ -9,7 +9,7 @@ class accept_handler
 public:
   accept_handler(demuxer& d)
     : demuxer_(d),
-      acceptor_(d, inet_address_v4(12345)),
+      acceptor_(d, inet_address_v4(32123)),
       peer_(d),
       handler_(boost::bind(&accept_handler::handle_accept, this, _1)),
       accept_count_(0)
diff --git a/asio/src/tests/timed_dgram_recv_test.cpp b/asio/src/tests/timed_dgram_recv_test.cpp
index 2a9b5602..9219894a 100644
--- a/asio/src/tests/timed_dgram_recv_test.cpp
+++ b/asio/src/tests/timed_dgram_recv_test.cpp
@@ -10,7 +10,7 @@ public:
   dgram_handler(demuxer& d)
     : demuxer_(d),
       timer_queue_(d),
-      socket_(d, inet_address_v4(12346))
+      socket_(d, inet_address_v4(32124))
   {
     socket_.async_recvfrom(data_, max_length, sender_address_,
         boost::bind(&dgram_handler::handle_recvfrom, this, _1, _2));
diff --git a/asio/src/tests/tpc_echo_server_test.cpp b/asio/src/tests/tpc_echo_server_test.cpp
index 32c8b5d2..227b2c2a 100644
--- a/asio/src/tests/tpc_echo_server_test.cpp
+++ b/asio/src/tests/tpc_echo_server_test.cpp
@@ -28,7 +28,7 @@ void tpc_echo_session(stream_socket_ptr sock)
 
 void tpc_echo_server(demuxer& d)
 {
-  socket_acceptor a(d, inet_address_v4(12345));
+  socket_acceptor a(d, inet_address_v4(32123));
   for (;;)
   {
     stream_socket_ptr sock(new stream_socket(d));