diff --git a/Bithumb_minute.py b/Bithumb_minute.py
index 8e59226..e398bc6 100644
--- a/Bithumb_minute.py
+++ b/Bithumb_minute.py
@@ -583,13 +583,13 @@ class Bithumb_minute(HTS):
         price = self.MAX_BUY_PRICE
         first_digit = int(price / 100)
         if first_digit < 3:
-            price = 50000
+            price = 70000
         elif 3 <= first_digit < 4:
-            price = 30000
+            price = 50000
         elif 4 <= first_digit < 5:
-            price = 15000
+            price = 20000
         elif 5 <= first_digit < 6:
-            price = 7000
+            price = 10000
         elif 6 <= first_digit:
             price = 3000
         return price