diff --git a/chunjun-connectors/chunjun-connector-binlog/src/main/java/com/dtstack/chunjun/connector/binlog/inputformat/BinlogInputFormat.java b/chunjun-connectors/chunjun-connector-binlog/src/main/java/com/dtstack/chunjun/connector/binlog/inputformat/BinlogInputFormat.java
index 60536cb132..6e63b48b05 100644
--- a/chunjun-connectors/chunjun-connector-binlog/src/main/java/com/dtstack/chunjun/connector/binlog/inputformat/BinlogInputFormat.java
+++ b/chunjun-connectors/chunjun-connector-binlog/src/main/java/com/dtstack/chunjun/connector/binlog/inputformat/BinlogInputFormat.java
@@ -227,7 +227,7 @@ protected EntryPosition findStartPosition() {
             checkBinlogFile(startPosition.getJournalName());
         } else if (MapUtils.isNotEmpty(binlogConf.getStart())) {
             startPosition = new EntryPosition();
-            String journalName = (String) binlogConf.getStart().get("journalName");
+            String journalName = (String) binlogConf.getStart().get("journal-name");
             checkBinlogFile(journalName);
 
             if (StringUtils.isNotEmpty(journalName)) {