diff --git a/docs/java/concurrent/java-thread-pool-summary.md b/docs/java/concurrent/java-thread-pool-summary.md
index cfcd414ba22..78091da02f4 100644
--- a/docs/java/concurrent/java-thread-pool-summary.md
+++ b/docs/java/concurrent/java-thread-pool-summary.md
@@ -219,7 +219,7 @@ public ScheduledThreadPoolExecutor(int corePoolSize) {
 
 ### ThreadPoolExecutor 示例代码
 
-首先创建一个 `Runnable` 接口的实现类（当然也可以是 `Callable` 接口，我们上面也说了两者的区别。）
+首先创建一个 `Runnable` 接口的实现类（当然也可以是 `Callable` 接口，我们后面会介绍两者的区别。）
 
 `MyRunnable.java`