diff --git a/flink-connector-mysql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/MySqlSource.java b/flink-connector-mysql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/MySqlSource.java
index 3443c7068..c59733c7b 100644
--- a/flink-connector-mysql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/MySqlSource.java
+++ b/flink-connector-mysql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/MySqlSource.java
@@ -70,7 +70,7 @@ import static com.ververica.cdc.connectors.mysql.debezium.DebeziumUtils.openJdbc
  * <pre>
  *     1. The source supports parallel capturing table change.
  *     2. The source supports checkpoint in split level when read snapshot data.
- *     3. The source does need apply any lock of MySQL.
+ *     3. The source doesn't need apply any lock of MySQL.
  * </pre>
  *
  * <pre>{@code