diff --git a/rt-thread-version/rt-thread-standard/programming-manual/ipc1/ipc1.md b/rt-thread-version/rt-thread-standard/programming-manual/ipc1/ipc1.md
index bba0b68d9060cb531c2817a68c63ce2a44b22784..db05e5c96ee2092ace13ed38abc72efef49d6c4e 100644
--- a/rt-thread-version/rt-thread-standard/programming-manual/ipc1/ipc1.md
+++ b/rt-thread-version/rt-thread-standard/programming-manual/ipc1/ipc1.md
@@ -632,7 +632,7 @@ rt_mutex_t rt_mutex_create (const char* name, rt_uint8_t flag);
 |**参数**  |**描述**                                                         |
 |------------|-------------------------------------------------------------------|
 | name       | 互斥量的名称                                                      |
-| flag       | 互斥量标志，它可以取如下数值： RT_IPC_FLAG_FIFO 或 RT_IPC_FLAG_PRIO |
+| flag       | 互斥量标志，它可以取如下数值： RT_IPC_FLAG_FIFO(不建议使用) 或 RT_IPC_FLAG_PRIO |
 |**返回**  | ——                                                                |
 | 互斥量句柄 | 创建成功                                                          |
 | RT_NULL    | 创建失败                                                          |