diff --git a/README.md b/README.md
index 51af8bf..3c72ea7 100644
--- a/README.md
+++ b/README.md
@@ -137,14 +137,14 @@ Run the following command：
 | NACOS_AUTH_SYSTEM_TYPE                                                                          | The auth system to use, currently only 'nacos' is supported                                                                       | default :nacos                                                                                                                                                                        |
 | NACOS_AUTH_ENABLE                                                                               | If turn on auth system                                                                                                            | default :false                                                                                                                                                                        |
 | NACOS_AUTH_TOKEN_EXPIRE_SECONDS                                                                 | The token expiration in seconds                                                                                                   | default :18000                                                                                                                                                                        |
-| NACOS_AUTH_TOKEN                                                                                |                                                                                                                                   |                                                                                                                                                                                       |
+| NACOS_AUTH_TOKEN                                                                                |                                                                                                                                   | `Note: It is removed from Nacos 2.2.1`                                                                                                                                                                                      |
 | NACOS_AUTH_CACHE_ENABLE                                                                         | Turn on/off caching of auth information. By turning on this switch, the update of auth information would have a 15 seconds delay. | default : false                                                                                                                                                                       |
 | MEMBER_LIST                                                                                     | Set the cluster list with a configuration file or command-line argument                                                           | eg:192.168.16.101:8847?raft_port=8807,192.168.16.101?raft_port=8808,192.168.16.101:8849?raft_port=8809                                                                                |
 | EMBEDDED_STORAGE                                                                                | Use embedded storage in cluster mode without mysql                                                                                | `embedded` default : none                                                                                                                                                             |
 | NACOS_AUTH_CACHE_ENABLE                                                                         | nacos.core.auth.caching.enabled                                                                                                   | default : false                                                                                                                                                                       |
 | NACOS_AUTH_USER_AGENT_AUTH_WHITE_ENABLE                                                         | nacos.core.auth.enable.userAgentAuthWhite                                                                                         | default : false                                                                                                                                                                       |
-| NACOS_AUTH_IDENTITY_KEY                                                                         | nacos.core.auth.server.identity.key                                                                                               |                                                                                                                                                                                       |
-| NACOS_AUTH_IDENTITY_VALUE                                                                       | nacos.core.auth.server.identity.value                                                                                             |                                                                                                                                                                                       |
+| NACOS_AUTH_IDENTITY_KEY                                                                         | nacos.core.auth.server.identity.key                                                                                               | `Note: It is removed from Nacos 2.2.1`                                                                                                                                                                                      |
+| NACOS_AUTH_IDENTITY_VALUE                                                                       | nacos.core.auth.server.identity.value                                                                                             | `Note: It is removed from Nacos 2.2.1`                                                                                                                                                                                      |
 | NACOS_SECURITY_IGNORE_URLS                                                                      | nacos.security.ignore.urls                                                                                                        | default : `/,/error,/**/*.css,/**/*.js,/**/*.html,/**/*.map,/**/*.svg,/**/*.png,/**/*.ico,/console-fe/public/**,/v1/auth/**,/v1/console/health/**,/actuator/**,/v1/console/server/**` |
 
 ## Advanced configuration