diff --git a/apps/jumpserver/settings/auth.py b/apps/jumpserver/settings/auth.py
index 9ab01b6a1..0270913b0 100644
--- a/apps/jumpserver/settings/auth.py
+++ b/apps/jumpserver/settings/auth.py
@@ -205,7 +205,7 @@ AUTHENTICATION_BACKENDS = [
     AUTH_BACKEND_AUTH_TOKEN, AUTH_BACKEND_SSO, AUTH_BACKEND_TEMP_TOKEN
 ]
 
-AUTHENTICATION_BACKENDS_THIRD_PARTY = [AUTH_BACKEND_OIDC_CODE, AUTH_BACKEND_CAS, AUTH_BACKEND_SAML2]
+AUTHENTICATION_BACKENDS_THIRD_PARTY = [AUTH_BACKEND_OIDC_CODE, AUTH_BACKEND_CAS, AUTH_BACKEND_SAML2, AUTH_BACKEND_OAUTH2]
 ONLY_ALLOW_EXIST_USER_AUTH = CONFIG.ONLY_ALLOW_EXIST_USER_AUTH
 ONLY_ALLOW_AUTH_FROM_SOURCE = CONFIG.ONLY_ALLOW_AUTH_FROM_SOURCE