diff --git a/README.md b/README.md
index 2b4e688b..104cca50 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ It is a port of [shadowsocks](https://github.com/clowwindy/shadowsocks)
 created by [@clowwindy](https://github.com/clowwindy) maintained by 
 [@madeye](https://github.com/madeye) and [@linusyang](https://github.com/linusyang).
 
-Current version: 1.5.2 | [![Build Status](https://travis-ci.org/madeye/shadowsocks-libev.png?branch=master)](https://travis-ci.org/madeye/shadowsocks-libev) | [Changelog](Changes)
+Current version: 1.5.3 | [![Build Status](https://travis-ci.org/madeye/shadowsocks-libev.png?branch=master)](https://travis-ci.org/madeye/shadowsocks-libev) | [Changelog](Changes)
 
 Features
 --------
diff --git a/configure b/configure
index 68eabb9d..7cea1a2e 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.68 for shadowsocks 1.5.2.
+# Generated by GNU Autoconf 2.68 for shadowsocks 1.5.3.
 #
 # Report bugs to <max.c.lv@gmail.com>.
 #
@@ -570,8 +570,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='shadowsocks'
 PACKAGE_TARNAME='shadowsocks'
-PACKAGE_VERSION='1.5.2'
-PACKAGE_STRING='shadowsocks 1.5.2'
+PACKAGE_VERSION='1.5.3'
+PACKAGE_STRING='shadowsocks 1.5.3'
 PACKAGE_BUGREPORT='max.c.lv@gmail.com'
 PACKAGE_URL=''
 
@@ -1307,7 +1307,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures shadowsocks 1.5.2 to adapt to many kinds of systems.
+\`configure' configures shadowsocks 1.5.3 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1377,7 +1377,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of shadowsocks 1.5.2:";;
+     short | recursive ) echo "Configuration of shadowsocks 1.5.3:";;
    esac
   cat <<\_ACEOF
 
@@ -1494,7 +1494,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-shadowsocks configure 1.5.2
+shadowsocks configure 1.5.3
 generated by GNU Autoconf 2.68
 
 Copyright (C) 2010 Free Software Foundation, Inc.
@@ -2016,7 +2016,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by shadowsocks $as_me 1.5.2, which was
+It was created by shadowsocks $as_me 1.5.3, which was
 generated by GNU Autoconf 2.68.  Invocation command line was
 
   $ $0 $@
@@ -2837,7 +2837,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='shadowsocks'
- VERSION='1.5.2'
+ VERSION='1.5.3'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -15533,7 +15533,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by shadowsocks $as_me 1.5.2, which was
+This file was extended by shadowsocks $as_me 1.5.3, which was
 generated by GNU Autoconf 2.68.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -15599,7 +15599,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-shadowsocks config.status 1.5.2
+shadowsocks config.status 1.5.3
 configured by $0, generated by GNU Autoconf 2.68,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index b34eebda..27c213b6 100755
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@ dnl                                               -*- Autoconf -*-
 dnl Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.67])
-AC_INIT([shadowsocks], [1.5.2], [max.c.lv@gmail.com])
+AC_INIT([shadowsocks], [1.5.3], [max.c.lv@gmail.com])
 AC_CONFIG_SRCDIR([src/encrypt.c])
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_AUX_DIR(auto)
diff --git a/debian/changelog b/debian/changelog
index 5161056a..a0cf2317 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+shadowsocks (1.5.3-1) unstable; urgency=low
+
+  * Fix log on Win32.
+
+ -- Max Lv <max.c.lv@gmail.com>  Fri, 14 Nov 2014 09:10:06 +0800
+
 shadowsocks (1.5.2-1) unstable; urgency=low
 
   * Handle SIGTERM and SIGKILL nicely.
diff --git a/openwrt/Makefile b/openwrt/Makefile
index 786a9b55..9cf3a2d4 100644
--- a/openwrt/Makefile
+++ b/openwrt/Makefile
@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=shadowsocks-libev
-PKG_VERSION:=1.5.2
+PKG_VERSION:=1.5.3
 PKG_RELEASE=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_URL:=https://github.com/madeye/shadowsocks-libev/archive
diff --git a/src/local.c b/src/local.c
index a74c03cd..21c38221 100644
--- a/src/local.c
+++ b/src/local.c
@@ -154,7 +154,6 @@ int create_and_bind(const char *addr, const char *port)
 
         int opt = 1;
         setsockopt(listen_sock, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
-        setsockopt(listen_sock, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
         setsockopt(listen_sock, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
@@ -793,7 +792,6 @@ static void close_and_free_server(EV_P_ struct server *server)
 static struct remote * connect_to_remote(struct listen_ctx *listener,
                                          const char *host, const char *port)
 {
-    int opt = 1;
     int sockfd;
     struct addrinfo *remote_res;
 
@@ -829,8 +827,8 @@ static struct remote * connect_to_remote(struct listen_ctx *listener,
         return NULL;
     }
 
-    setsockopt(sockfd, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
+    int opt = 1;
     setsockopt(sockfd, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
 
@@ -868,9 +866,8 @@ void accept_cb(EV_P_ ev_io *w, int revents)
         return;
     }
     setnonblocking(serverfd);
-    int opt = 1;
-    setsockopt(serverfd, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
+    int opt = 1;
     setsockopt(serverfd, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
 
diff --git a/src/redir.c b/src/redir.c
index 8d030d7e..67e4a42f 100644
--- a/src/redir.c
+++ b/src/redir.c
@@ -127,7 +127,6 @@ int create_and_bind(const char *addr, const char *port)
 
         int opt = 1;
         setsockopt(listen_sock, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
-        setsockopt(listen_sock, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
         setsockopt(listen_sock, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
@@ -588,9 +587,8 @@ static void accept_cb(EV_P_ ev_io *w, int revents)
     }
 
     setnonblocking(clientfd);
-    int opt = 1;
-    setsockopt(clientfd, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
+    int opt = 1;
     setsockopt(clientfd, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
 
@@ -615,7 +613,6 @@ static void accept_cb(EV_P_ ev_io *w, int revents)
         return;
     }
 
-    setsockopt(sockfd, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
     setsockopt(sockfd, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
diff --git a/src/server.c b/src/server.c
index 03b0bcac..2f3cec4a 100644
--- a/src/server.c
+++ b/src/server.c
@@ -154,7 +154,6 @@ int create_and_bind(const char *host, const char *port)
 
         int opt = 1;
         setsockopt(listen_sock, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
-        setsockopt(listen_sock, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
         setsockopt(listen_sock, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
@@ -198,7 +197,6 @@ static struct remote *connect_to_remote(struct addrinfo *res,
                                         struct server *server)
 {
     int sockfd;
-    int opt = 1;
 #ifdef SET_INTERFACE
     const char *iface = server->listen_ctx->iface;
 #endif
@@ -211,8 +209,8 @@ static struct remote *connect_to_remote(struct addrinfo *res,
         return NULL;
     }
 
-    setsockopt(sockfd, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
+    int opt = 1;
     setsockopt(sockfd, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
 
@@ -889,9 +887,8 @@ static void accept_cb(EV_P_ ev_io *w, int revents)
     }
     setnonblocking(serverfd);
 
-    int opt = 1;
-    setsockopt(serverfd, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
+    int opt = 1;
     setsockopt(serverfd, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
 
diff --git a/src/tunnel.c b/src/tunnel.c
index 75a0f7a2..f82d2e1b 100644
--- a/src/tunnel.c
+++ b/src/tunnel.c
@@ -131,7 +131,6 @@ int create_and_bind(const char *addr, const char *port)
 
         int opt = 1;
         setsockopt(listen_sock, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
-        setsockopt(listen_sock, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
         setsockopt(listen_sock, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
@@ -573,9 +572,8 @@ static void accept_cb(EV_P_ ev_io *w, int revents)
         return;
     }
     setnonblocking(serverfd);
-    int opt = 1;
-    setsockopt(serverfd, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
+    int opt = 1;
     setsockopt(serverfd, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif
 
@@ -603,7 +601,6 @@ static void accept_cb(EV_P_ ev_io *w, int revents)
         return;
     }
 
-    setsockopt(sockfd, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
     setsockopt(sockfd, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
 #endif