diff --git a/libgo/config.h b/libgo/config.h
index 3ae9d579..e97dd01d 100644
--- a/libgo/config.h
+++ b/libgo/config.h
@@ -4,7 +4,8 @@
 
 // VS2013²»Ö§³Öthread_local
 #if defined(_MSC_VER) && _MSC_VER < 1900
-#define thread_local __declspec(thread)
+# define thread_local __declspec(thread)
+# define UNSUPPORT_STEADY_TIME
 #endif
 
 #if __linux__
diff --git a/libgo/timer.cpp b/libgo/timer.cpp
index 45dd2683..16b199f1 100644
--- a/libgo/timer.cpp
+++ b/libgo/timer.cpp
@@ -1,6 +1,7 @@
 #include "timer.h"
 #include <mutex>
 #include <limits>
+#include <algorithm>
 
 namespace co
 {
@@ -65,6 +66,8 @@ CoTimerPtr CoTimerMgr::ExpireAt(SystemTimePoint const& time_point,
     sptr->system_token_ = system_deadlines_.insert(std::make_pair(time_point, sptr));
     return sptr;
 }
+
+#ifndef UNSUPPORT_STEADY_TIME
 CoTimerPtr CoTimerMgr::ExpireAt(SteadyTimePoint const& time_point,
         CoTimer::fn_t const& fn)
 {
@@ -76,6 +79,7 @@ CoTimerPtr CoTimerMgr::ExpireAt(SteadyTimePoint const& time_point,
     sptr->steady_token_ = steady_deadlines_.insert(std::make_pair(time_point, sptr));
     return sptr;
 }
+#endif
 
 bool CoTimerMgr::Cancel(CoTimerPtr co_timer_ptr)
 {
@@ -188,9 +192,11 @@ void CoTimerMgr::SetNextTriggerTime(SystemTimePoint const& sys_tp)
     system_next_trigger_time_ = std::chrono::time_point_cast<std::chrono::milliseconds>(sys_tp).time_since_epoch().count();
 }
 
+#ifndef UNSUPPORT_STEADY_TIME
 void CoTimerMgr::SetNextTriggerTime(SteadyTimePoint const& sdy_tp)
 {
     steady_next_trigger_time_ = std::chrono::time_point_cast<std::chrono::milliseconds>(sdy_tp).time_since_epoch().count();
 }
+#endif
 
 } //namespace co
diff --git a/libgo/timer.h b/libgo/timer.h
index fb17933d..796049d0 100644
--- a/libgo/timer.h
+++ b/libgo/timer.h
@@ -6,6 +6,7 @@
 #include <vector>
 #include <list>
 #include "spinlock.h"
+#include "config.h"
 
 namespace co
 {
@@ -13,8 +14,8 @@ namespace co
 class CoTimer;
 typedef std::shared_ptr<CoTimer> CoTimerPtr;
 
-typedef std::chrono::time_point<std::chrono::system_clock> SystemTimePoint;
-typedef std::chrono::time_point<std::chrono::steady_clock> SteadyTimePoint;
+typedef std::chrono::system_clock::time_point SystemTimePoint;
+typedef std::chrono::steady_clock::time_point SteadyTimePoint;
 
 class CoTimer
 {
@@ -64,7 +65,9 @@ class CoTimerMgr
 
     CoTimerPtr ExpireAt(SystemTimePoint const& time_point, CoTimer::fn_t const& fn);
 
+#ifndef UNSUPPORT_STEADY_TIME
     CoTimerPtr ExpireAt(SteadyTimePoint const& time_point, CoTimer::fn_t const& fn);
+#endif
 
     template <typename Duration>
     CoTimerPtr ExpireAt(Duration const& duration, CoTimer::fn_t const& fn)
@@ -89,7 +92,10 @@ class CoTimerMgr
     long long GetNextTriggerTime();
 
     void SetNextTriggerTime(SystemTimePoint const& sys_tp);
+
+#ifndef UNSUPPORT_STEADY_TIME
     void SetNextTriggerTime(SteadyTimePoint const& sdy_tp);
+#endif
 
 private:
     SystemDeadLines system_deadlines_;