diff --git a/apps/jumpserver/settings/auth.py b/apps/jumpserver/settings/auth.py
index b7633ace7..f96498e0e 100644
--- a/apps/jumpserver/settings/auth.py
+++ b/apps/jumpserver/settings/auth.py
@@ -18,6 +18,7 @@ AUTH_LDAP_SEARCH_OU = DYNAMIC.AUTH_LDAP_SEARCH_OU
 AUTH_LDAP_SEARCH_FILTER = DYNAMIC.AUTH_LDAP_SEARCH_FILTER
 AUTH_LDAP_START_TLS = DYNAMIC.AUTH_LDAP_START_TLS
 AUTH_LDAP_USER_ATTR_MAP = DYNAMIC.AUTH_LDAP_USER_ATTR_MAP
+AUTH_LDAP_USER_QUERY_FIELD = 'username'
 AUTH_LDAP_GLOBAL_OPTIONS = {
     ldap.OPT_X_TLS_REQUIRE_CERT: ldap.OPT_X_TLS_NEVER,
     ldap.OPT_REFERRALS: CONFIG.AUTH_LDAP_OPTIONS_OPT_REFERRALS