diff --git a/Canal-Kafka-RocketMQ-QuickStart.md b/Canal-Kafka-RocketMQ-QuickStart.md
index 768cebf..8914649 100644
--- a/Canal-Kafka-RocketMQ-QuickStart.md
+++ b/Canal-Kafka-RocketMQ-QuickStart.md
@@ -48,6 +48,9 @@ canal.instance.dbPassword = canal
 ...
 # mq config
 canal.mq.topic=example
+# 针对库名或者表名发送动态topic, 表达式如果只有库名则匹配库名的数据都会发送到对应名称topic
+# 如果是库名.表名则会发送到以库名.表名为名称的topic
+#canal.mq.dynamicTopic=mytest,.*,mytest.user,mytest\\..*,.*\\..*
 canal.mq.partition=0
 # hash partition config
 #canal.mq.partitionsNum=3