diff --git a/v2.3.x/site/en/adminGuide/message_storage_operator.md b/v2.3.x/site/en/adminGuide/message_storage_operator.md
index 36c756192..9002c20b1 100644
--- a/v2.3.x/site/en/adminGuide/message_storage_operator.md
+++ b/v2.3.x/site/en/adminGuide/message_storage_operator.md
@@ -258,8 +258,18 @@ metadata:
   name: my-release
   labels:
     app: milvus
-spec: 
+spec:
+  config:
+    kafka:
+      # securityPolicy supports: PLAINTEXT, SSL, SASL_PLAINTEXT, SASL_SSL 
+      securityPolicy: PLAINTEXT
+      # saslMechanisms supports: PLAIN, SCRAM-SHA-256, SCRAM-SHA-512
+      saslMechanisms: PLAIN
+      saslUsername: ""
+      saslPassword: ""
+  # Omit other fields ...
   dependencies:
+    # Omit other fields ...
     msgStreamType: "kafka"
     kafka:
       external: true
@@ -267,9 +277,8 @@ spec:
         - "kafkaBrokerAddr1:9092"
         - "kafkaBrokerAddr2:9092"
         # ...
-  components: {}
-  config: {}
 ```
+> SASL configurations are supported in operator v0.8.5 or higher version.
 
 ### Internal Kafka