diff --git a/kyuubi-common/src/main/scala/org/apache/kyuubi/service/authentication/JdbcAuthenticationProviderImpl.scala b/kyuubi-common/src/main/scala/org/apache/kyuubi/service/authentication/JdbcAuthenticationProviderImpl.scala
index e2b1ba476..898e5a9bc 100644
--- a/kyuubi-common/src/main/scala/org/apache/kyuubi/service/authentication/JdbcAuthenticationProviderImpl.scala
+++ b/kyuubi-common/src/main/scala/org/apache/kyuubi/service/authentication/JdbcAuthenticationProviderImpl.scala
@@ -108,8 +108,7 @@ class JdbcAuthenticationProviderImpl(conf: KyuubiConf) extends PasswdAuthenticat
     // Check if JDBC parameters valid
     require(driverClass.nonEmpty, "JDBC driver class is not configured.")
     require(authDbJdbcUrl.nonEmpty, "JDBC url is not configured.")
-    require(authDbUser.nonEmpty, "JDBC user is not configured.")
-    // allow empty auth db password
+    // allow empty auth db user or password
     require(authQuery.nonEmpty, "Query SQL is not configured")
 
     val query = authQuery.get.trim.toLowerCase
diff --git a/kyuubi-common/src/test/scala/org/apache/kyuubi/service/authentication/JdbcAuthenticationProviderImplSuite.scala b/kyuubi-common/src/test/scala/org/apache/kyuubi/service/authentication/JdbcAuthenticationProviderImplSuite.scala
index 7c45ed50e..dcbc62dfa 100644
--- a/kyuubi-common/src/test/scala/org/apache/kyuubi/service/authentication/JdbcAuthenticationProviderImplSuite.scala
+++ b/kyuubi-common/src/test/scala/org/apache/kyuubi/service/authentication/JdbcAuthenticationProviderImplSuite.scala
@@ -104,11 +104,6 @@ class JdbcAuthenticationProviderImplSuite extends KyuubiFunSuite {
     val e5 = intercept[IllegalArgumentException] { new JdbcAuthenticationProviderImpl(_conf) }
     assert(e5.getMessage.contains("JDBC url is not configured"))
 
-    _conf = conf.clone
-    _conf.unset(AUTHENTICATION_JDBC_USER)
-    val e6 = intercept[IllegalArgumentException] { new JdbcAuthenticationProviderImpl(_conf) }
-    assert(e6.getMessage.contains("JDBC user is not configured"))
-
     _conf = conf.clone
     _conf.unset(AUTHENTICATION_JDBC_QUERY)
     val e8 = intercept[IllegalArgumentException] { new JdbcAuthenticationProviderImpl(_conf) }