diff --git a/f8/app.cc b/f8/app.cc
index c72975e..2e6e995 100644
--- a/f8/app.cc
+++ b/f8/app.cc
@@ -76,7 +76,7 @@ namespace f8
         f8::Timer::Instance()->UnInit();
         f8::MsgQueue::Instance()->UnInit();
         UnInitLog();
-        a8::PerfMonitor::Instance()->Init();
+        a8::PerfMonitor::Instance()->UnInit();
 
         delete loop_cond_;
         loop_cond_ = nullptr;