diff --git a/README.md b/README.md
index 8ba8e90..9554cc8 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,6 @@
     [ 
         {eSync，
     	    [
-    	        {listenPort, 12369},
                 {compileCmd, undefined},
                 {extraDirs, undefined}
                 {log, all},     
diff --git a/eSync.sample.config b/eSync.sample.config
index 2d02c36..00822d9 100644
--- a/eSync.sample.config
+++ b/eSync.sample.config
@@ -1,8 +1,5 @@
 [
    {eSync, [
-      %% 接受fileSync的监听端口
-      {listenPort, 12369},
-
       %% 编译命令 支持项目自带的编译命令 也可以用该项目自带的编译逻辑
       %% "rebar3 compile" | "start compile.bat" | "make"
       {compileCmd, undefined},
diff --git a/include/eSync.hrl b/include/eSync.hrl
index c77f364..86747ff 100644
--- a/include/eSync.hrl
+++ b/include/eSync.hrl
@@ -12,11 +12,10 @@
    , {exit_on_close, true}]).
 
 -define(Log, log).
--define(listenPort, listenPort).
 -define(compileCmd, compileCmd).
 -define(extraDirs, extraDirs).
 -define(descendant, descendant).
--define(CfgList, [{?Log, all}, {?listenPort, 12369}, {?compileCmd, undefined}, {?extraDirs, undefined}, {?descendant, fix}]).
+-define(CfgList, [{?Log, all}, {?compileCmd, undefined}, {?extraDirs, undefined}, {?descendant, fix}]).
 
 -define(esCfgSync, esCfgSync).
 -define(rootSrcDir, <<"src">>).
\ No newline at end of file
diff --git a/src/sync/esSyncSrv.erl b/src/sync/esSyncSrv.erl
index b3d7c88..05396ee 100644
--- a/src/sync/esSyncSrv.erl
+++ b/src/sync/esSyncSrv.erl
@@ -96,9 +96,9 @@ init(_Args) ->
 
 handleAfter(?None, waiting, State) ->
    %% 启动tcp 异步监听 然后启动文件同步应用 启动定时器  等待建立连接 超时 就表示文件同步应用启动失败了 报错
-   ListenPort = ?esCfgSync:getv(?listenPort),
-   case gen_tcp:listen(ListenPort, ?TCP_DEFAULT_OPTIONS) of
+   case gen_tcp:listen(0, ?TCP_DEFAULT_OPTIONS) of
       {ok, LSock} ->
+         {ok, ListenPort} = inet:port(LSock),
          case prim_inet:async_accept(LSock, -1) of
             {ok, _Ref} ->
                {ok, SockMod} = inet_db:lookup_socket(LSock),
@@ -122,7 +122,7 @@ handleAfter(?None, waiting, State) ->
                {kpS, State, {sTimeout, 2000, waitConnOver}}
          end;
       {error, Reason} ->
-         Msg = io_lib:format("failed to listen on ~p - ~p (~s) ~n", [ListenPort, Reason, inet:format_error(Reason)]),
+         Msg = io_lib:format("failed to listen ~p (~s) ~n", [Reason, inet:format_error(Reason)]),
          esUtils:logErrors(Msg),
          {kpS, State, {sTimeout, 2000, waitConnOver}}
    end.