diff --git a/configs/milvus.yaml b/configs/milvus.yaml
index 658f56699b..ad50cbd3ca 100644
--- a/configs/milvus.yaml
+++ b/configs/milvus.yaml
@@ -38,7 +38,7 @@ minio:
 
 # Related configuration of pulsar, used to manage Milvus logs of recent mutation operations, output streaming log, and provide log publish-subscribe services.
 pulsar:
-  address: localhost
+  address: localhost # Address of pulsar
   port: 6650 # Port of pulsar
   maxMessageSize: 5242880 # 5 * 1024 * 1024 Bytes, Maximum size of each message in pulsar.