diff --git a/hts/OrderChecker.py b/hts/OrderChecker.py
index c3d5f6f..66416a0 100644
--- a/hts/OrderChecker.py
+++ b/hts/OrderChecker.py
@@ -2,7 +2,7 @@ import os
 import pandas as pd
 from datetime import datetime, timedelta
 
-from OrderItem import OrderItem
+from OrderType import OrderType
 
 class OrderChecker:
 
@@ -33,6 +33,7 @@ class OrderChecker:
             if len(orderList) > 0:
                 # 만약 두시간 전 주문을 찾는다.
                 orderNum_df = self.order_df.loc[self.order_df["datetime"] <= before_two_hour]
+                orderNum_df = orderNum_df.loc[orderNum_df["type"] == OrderType.buy]
                 orderNumSet = set(list(orderNum_df["orderNum"]))
                 for item in orderList:
                     if item.orderNum in orderNumSet:
@@ -54,5 +55,5 @@ if __name__ == "__main__":
     a = a.append({"a": 2, "b": 3, "c": 0, "d": 3, "e": 9}, ignore_index=True)
     a = a.append({"a": 3, "b": 9, "c": 9, "d": 8, "e": 4}, ignore_index=True)
 
-    a = a.loc[a["c"] != 9]
+    a = a.loc[a["b"] != 3]
     print(a.tail())
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