update
diff --git a/ecosystem/flink-doris-connector.md b/ecosystem/flink-doris-connector.md
index 3873525..f33cc92 100644
--- a/ecosystem/flink-doris-connector.md
+++ b/ecosystem/flink-doris-connector.md
@@ -273,7 +273,7 @@
.sinkTo(builder.build());
```
-Reference: [CDCSchemaChangeExample](https://github.com/apache/doris-flink-connector/blob/master/flink-doris-connector/src/test/java/org/apache/doris/flink/CDCSchemaChangeExample.java)
+Reference: [CDCSchemaChangeExample](https://github.com/apache/doris-flink-connector/blob/master/flink-doris-connector/src/test/java/org/apache/doris/flink/example/CDCSchemaChangeExample.java)
### Lookup Join