diff --git a/hts/BuySellChecker.py b/hts/BuySellChecker.py
index d2e6dcf..7947681 100644
--- a/hts/BuySellChecker.py
+++ b/hts/BuySellChecker.py
@@ -208,15 +208,15 @@ class BuySellChecker:
         if i < 40:
             if data["low"][i] < data["lower"][i]+5:
                 if data["slow_k"][i] <= 20:
-                    if  data["slow_k"][i - 1] < data["slow_d"][i - 1]+5 and data["slow_d"][i] < data["slow_k"][i]+5:
+                    if data["slow_k"][i] < data["slow_k"][i-1] and data["slow_k"][i-1] < data["slow_k"][i]:
                         if data["close"][i] < data["avg5"][i]:
                             buy = data["close"][i]
                         else:
                             buy = data["low"][i]
         else:
             if data["low"][i] < data["lower"][i]+5:
-                if data["slow_k"][i] <= 30:
-                    if data["slow_k"][i-1] < data["slow_d"][i-1]+5 and data["slow_d"][i] < data["slow_k"][i]+5:
+                if data["slow_k"][i-1] <= 30 and data["slow_k"][i] <= 30:
+                    if data["slow_k"][i] < data["slow_k"][i-1] and data["slow_k"][i-1] < data["slow_k"][i]:
                         if data["close"][i] < data["avg5"][i]:
                             buy = data["close"][i]
                         else: