diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/AbstractAuthenticator.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/AbstractAuthenticator.java
index 9f3ff8afcf..17fda8053e 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/AbstractAuthenticator.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/AbstractAuthenticator.java
@@ -41,7 +41,7 @@ public abstract class AbstractAuthenticator implements Authenticator {
     private static final Logger logger = LoggerFactory.getLogger(AbstractAuthenticator.class);
 
     @Autowired
-    private UsersService userService;
+    protected UsersService userService;
 
     @Autowired
     private SessionService sessionService;
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/ldap/LdapAuthenticator.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/ldap/LdapAuthenticator.java
index f8247aa8e6..394ed44065 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/ldap/LdapAuthenticator.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/ldap/LdapAuthenticator.java
@@ -18,14 +18,12 @@
 package org.apache.dolphinscheduler.api.security.impl.ldap;
 
 import org.apache.dolphinscheduler.api.security.impl.AbstractAuthenticator;
-import org.apache.dolphinscheduler.api.service.UsersService;
 import org.apache.dolphinscheduler.dao.entity.User;
 
 import org.springframework.beans.factory.annotation.Autowired;
 
 public class LdapAuthenticator extends AbstractAuthenticator {
-    @Autowired
-    private UsersService usersService;
+
     @Autowired
     LdapService ldapService;
 
@@ -35,9 +33,9 @@ public class LdapAuthenticator extends AbstractAuthenticator {
         String ldapEmail = ldapService.ldapLogin(userId, password);
         if (ldapEmail != null) {
             //check if user exist
-            user = usersService.getUserByUserName(userId);
+            user = userService.getUserByUserName(userId);
             if (user == null && ldapService.createIfUserNotExists()) {
-                user = usersService.createUser(ldapService.getUserType(userId), userId, ldapEmail);
+                user = userService.createUser(ldapService.getUserType(userId), userId, ldapEmail);
             }
         }
         return user;
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/pwd/PasswordAuthenticator.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/pwd/PasswordAuthenticator.java
index a45bb84604..2dc4ff0463 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/pwd/PasswordAuthenticator.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/security/impl/pwd/PasswordAuthenticator.java
@@ -18,14 +18,9 @@
 package org.apache.dolphinscheduler.api.security.impl.pwd;
 
 import org.apache.dolphinscheduler.api.security.impl.AbstractAuthenticator;
-import org.apache.dolphinscheduler.api.service.UsersService;
 import org.apache.dolphinscheduler.dao.entity.User;
 
-import org.springframework.beans.factory.annotation.Autowired;
-
 public class PasswordAuthenticator extends AbstractAuthenticator {
-    @Autowired
-    private UsersService userService;
 
     @Override
     public User login(String userId, String password, String extra) {