diff --git a/unipay/notify.py b/unipay/notify.py
index 2f75d08..1bf237d 100644
--- a/unipay/notify.py
+++ b/unipay/notify.py
@@ -1,7 +1,7 @@
 # unipay/notify.py
 from typing import Dict
 from .providers.wechat import WechatGateway
-from .providers.paypal import PayPalGateway
+from .providers.paypal import PaypalGateway
 from .providers.alipay import AlipayGateway
 from .providers.stripe import StripeGateway
 
@@ -20,7 +20,7 @@ def get_provider(name: str, conf: Dict):
     if name == "wechat": 
         return WechatGateway(**conf)
     if name == "paypal":
-        return PayPalGateway(**conf)
+        return PaypalGateway(**conf)
     if name == "alipay":
         return AlipayGateway(**conf)
     if name == "stripe":
diff --git a/unipay/providers/alipay.py b/unipay/providers/alipay.py
index 525eb1f..2c3d5a7 100644
--- a/unipay/providers/alipay.py
+++ b/unipay/providers/alipay.py
@@ -17,7 +17,7 @@ from ..utils import safe_json_dumps
 ALIPAY_GATEWAY = "https://openapi.alipay.com/gateway.do"
 
 
-class AlipayProvider(Gateway):
+class AlipayGateway(Gateway):
     """
     生产级支付宝接口（H5 支付 / 退款 / 查询 / 回调验签）
     """
diff --git a/unipay/providers/paypal.py b/unipay/providers/paypal.py
index e5dac87..0f51062 100644
--- a/unipay/providers/paypal.py
+++ b/unipay/providers/paypal.py
@@ -7,7 +7,7 @@ import os
 from ..core import Gateway, GatewayError
 from ..utils import safe_json_dumps
 
-class PayPalGateway(Gateway):
+class PaypalGateway(Gateway):
 	def __init__(self, client_id: str, client_secret: str, sandbox: bool = True):
 		self.client_id = client_id
 		self.client_secret = client_secret