diff --git a/server/wsproxy/app.cc b/server/wsproxy/app.cc
index 18fe64b..b749ce4 100644
--- a/server/wsproxy/app.cc
+++ b/server/wsproxy/app.cc
@@ -68,6 +68,7 @@ static void SavePerfLog()
 
 void App::Init(int argc, char* argv[])
 {
+    signal(SIGPIPE, SIG_IGN);
     this->argc = argc;
     this->argv = argv;
 
@@ -77,7 +78,6 @@ void App::Init(int argc, char* argv[])
         return;
     }
     a8::XPrintf("masterserver starting instance_id:%d pid:%d\n", {instance_id, getpid()});
-    signal(SIGPIPE, SIG_IGN);
 
     loop_mutex_ = new std::mutex();
     loop_cond_ = new std::condition_variable();