diff --git a/src/thread.c b/src/thread.c
index a88729e52c..bee5f0c2c0 100644
--- a/src/thread.c
+++ b/src/thread.c
@@ -446,12 +446,12 @@ rt_err_t rt_thread_delete(rt_thread_t thread)
     /* release thread timer */
     rt_timer_detach(&(thread->thread_timer));
 
-    /* change stat */
-    thread->stat = RT_THREAD_CLOSE;
-
     /* disable interrupt */
     lock = rt_hw_interrupt_disable();
 
+    /* change stat */
+    thread->stat = RT_THREAD_CLOSE;
+
     /* insert to defunct thread list */
     rt_list_insert_after(&rt_thread_defunct, &(thread->tlist));