diff --git a/docs/kafkaSink.md b/docs/kafkaSink.md
index 3c6eb1dc6..5d7c7b2a7 100644
--- a/docs/kafkaSink.md
+++ b/docs/kafkaSink.md
@@ -41,7 +41,7 @@ CREATE TABLE tableName(
 |partitionKeys | 用来分区的字段|否||
 |updateMode | 回溯流数据下发模式，append,upsert.upsert模式下会将是否为回溯信息以字段形式进行下发。|否|append|
 |sinkdatatype | 写入kafka数据格式，json,avro,csv|否|json|
-|fieldDelimiter | csv数据分隔符|否| \ |
+|fieldDelimiter | csv数据分隔符|否| , |
 
 
 **kafka相关参数可以自定义，使用kafka.开头即可。**
diff --git a/kafka-base/kafka-base-sink/src/main/java/com/dtstack/flink/sql/sink/kafka/table/KafkaSinkParser.java b/kafka-base/kafka-base-sink/src/main/java/com/dtstack/flink/sql/sink/kafka/table/KafkaSinkParser.java
index 6740ea867..4ad8947a8 100644
--- a/kafka-base/kafka-base-sink/src/main/java/com/dtstack/flink/sql/sink/kafka/table/KafkaSinkParser.java
+++ b/kafka-base/kafka-base-sink/src/main/java/com/dtstack/flink/sql/sink/kafka/table/KafkaSinkParser.java
@@ -49,7 +49,7 @@ public AbstractTableInfo getTableInfo(String tableName, String fieldsInfo, Map<S
         }
 
         kafkaSinkTableInfo.setSchemaString(MathUtil.getString(props.get(KafkaSinkTableInfo.SCHEMA_STRING_KEY.toLowerCase())));
-        kafkaSinkTableInfo.setFieldDelimiter(MathUtil.getString(props.getOrDefault(KafkaSinkTableInfo.CSV_FIELD_DELIMITER_KEY.toLowerCase(), "|")));
+        kafkaSinkTableInfo.setFieldDelimiter(MathUtil.getString(props.getOrDefault(KafkaSinkTableInfo.CSV_FIELD_DELIMITER_KEY.toLowerCase(), ",")));
         kafkaSinkTableInfo.setBootstrapServers(MathUtil.getString(props.get(KafkaSinkTableInfo.BOOTSTRAPSERVERS_KEY.toLowerCase())));
         kafkaSinkTableInfo.setTopic(MathUtil.getString(props.get(KafkaSinkTableInfo.TOPIC_KEY.toLowerCase())));