diff --git a/bsp/beaglebone/applications/startup.c b/bsp/beaglebone/applications/startup.c
index 33539aece147bdc092025ffc172a0c3a4dd3b436..a34e406a0af40eb2bc7736818c88ef67393007f0 100644
--- a/bsp/beaglebone/applications/startup.c
+++ b/bsp/beaglebone/applications/startup.c
@@ -40,6 +40,9 @@ void rtthread_startup(void)
 	/* initialize scheduler system */
 	rt_system_scheduler_init();
 
+    /* initialize timer */
+    rt_system_timer_init();
+
 	/* initialize soft timer thread */
 	rt_system_timer_thread_init();
 
diff --git a/bsp/lpc176x/applications/startup.c b/bsp/lpc176x/applications/startup.c
index 2c8b7024c4b4b32d051da086808ddd23e51e57d1..f332155b17dfad52d7b6843a6dec070a87c23ecc 100644
--- a/bsp/lpc176x/applications/startup.c
+++ b/bsp/lpc176x/applications/startup.c
@@ -95,6 +95,9 @@ void rtthread_startup(void)
 	/* initialize application */
 	rt_application_init();
 
+    /* initialize timer */
+    rt_system_timer_init();
+
     /* initialize timer thread */
     rt_system_timer_thread_init();
 
diff --git a/bsp/lpc178x/applications/startup.c b/bsp/lpc178x/applications/startup.c
index b933618a23de020bfc68b1f0570fce4836a7f266..2aebdb5f0d1803108a36b5b709fcf3b8629d3b3b 100644
--- a/bsp/lpc178x/applications/startup.c
+++ b/bsp/lpc178x/applications/startup.c
@@ -87,6 +87,9 @@ void rtthread_startup(void)
 	finsh_set_device( FINSH_DEVICE_NAME );
 #endif
 
+    /* initialize timer */
+    rt_system_timer_init();
+
     /* initialize timer thread */
     rt_system_timer_thread_init();
 
diff --git a/bsp/ls1bdev/applications/startup.c b/bsp/ls1bdev/applications/startup.c
index 2fdfa700ba779953c60c912ca77177b79c481ce8..e73900485d46b0155d4227c9a1b8b81fc686702d 100644
--- a/bsp/ls1bdev/applications/startup.c
+++ b/bsp/ls1bdev/applications/startup.c
@@ -72,6 +72,9 @@ void rtthread_startup(void)
 	/* init application */
 	rt_application_init();
 
+    /* initialize timer */
+    rt_system_timer_init();
+
 	/* initialize timer thread */
 	rt_system_timer_thread_init();
 
diff --git a/bsp/mb9bf506r/applications/startup.c b/bsp/mb9bf506r/applications/startup.c
index df9a93afb220ccd85673d37aac22ad28f4fb7506..ab838c4fe3805efafab453fe7e779f7750dcf3fa 100644
--- a/bsp/mb9bf506r/applications/startup.c
+++ b/bsp/mb9bf506r/applications/startup.c
@@ -71,6 +71,9 @@ void rtthread_startup(void)
 	/* initialize application */
 	rt_application_init();
 
+    /* initialize timer */
+    rt_system_timer_init();
+
 	/* initialize timer thread */
 	rt_system_timer_thread_init();
 
diff --git a/bsp/stm32f10x/applications/startup.c b/bsp/stm32f10x/applications/startup.c
index 25d947dae9971af6aa37e2ab49f6e63ac6e36ef5..713d2213964c7ddcd4d1fe2316b731038facf99e 100644
--- a/bsp/stm32f10x/applications/startup.c
+++ b/bsp/stm32f10x/applications/startup.c
@@ -80,6 +80,9 @@ void rtthread_startup(void)
     /* init scheduler system */
     rt_system_scheduler_init();
 
+    /* initialize timer */
+    rt_system_timer_init();
+
     /* init timer thread */
     rt_system_timer_thread_init();
 
diff --git a/bsp/xplorer4330/applications/startup.c b/bsp/xplorer4330/applications/startup.c
index 236854ab9bbedf232b747e947835e5a7f2252928..f4c2779078623d449364d42bd7efa59b23fcbbf7 100644
--- a/bsp/xplorer4330/applications/startup.c
+++ b/bsp/xplorer4330/applications/startup.c
@@ -64,6 +64,9 @@ void rtthread_startup(void)
     /* init application */
     rt_application_init();
 
+    /* initialize timer */
+    rt_system_timer_init();
+
     /* init timer thread */
     rt_system_timer_thread_init();