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 1a37b9e08a81971680053e1298da9f2063968f35..07cd64afb31bb53e3ab032559c2fd12336d5dc47 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
@@ -580,7 +580,7 @@ the consumer exit!
 ![优先级继承 (M 为互斥量)](figures/06priority_inherit.png)
 
 > [!NOTE]
-> 注：在获得互斥量后，请尽快释放互斥量，并且在持有互斥量的过程中，不得再行更改持有互斥量线程的优先级。
+> 注：在获得互斥量后，请尽快释放互斥量，并且在持有互斥量的过程中，不得再行更改持有互斥量线程的优先级，否则可能人为引入无界优先级反转的问题。
 
 ### 互斥量控制块