diff --git a/bot split/order.py b/bot split/order.py
index 43caa36..988e8c4 100644
--- a/bot split/order.py	
+++ b/bot split/order.py	
@@ -39,11 +39,11 @@ class OrderManager:
         self._send_timestamps.append(now)
         return True
 
-    def sell(self, symbol: str, dir: Dir, price: int, size: int):
-        return self._attempt_send("add", order_id=self._next_order(), symbol=symbol, dir=dir, price=price, size=size)
+    def sell(self, symbol: str, price: int, size: int):
+        return self._attempt_send("add", order_id=self._next_order(), symbol=symbol, dir=Dir.SELL, price=price, size=size)
 
-    def buy(self, symbol: str, dir: Dir, price: int, size: int):
-        return self._attempt_send("add", order_id=self._next_order(), symbol=symbol, dir=dir, price=price, size=size)
+    def buy(self, symbol: str, price: int, size: int):
+        return self._attempt_send("add", order_id=self._next_order(), symbol=symbol, dir=Dir.BUY, price=price, size=size)
     
     def convert(self, symbol: str, dir: Dir, size: int):
         return self._attempt_send("convert", order_id=self._next_order(), symbol=symbol, dir=dir, size=size)