diff --git a/stock/analysis/Common.py b/stock/analysis/Common.py
index 7049084..00068c4 100644
--- a/stock/analysis/Common.py
+++ b/stock/analysis/Common.py
@@ -730,8 +730,9 @@ class Common:
 
         check_buy = False
 
-        if stock_daily['ichimokucloud_leadingSpan1'][0] is None or stock_daily['ichimokucloud_leadingSpan1'][1] is None:
-            return check_buy
+        for c in range(0, 4):
+            if stock_daily['ichimokucloud_leadingSpan1'][c] is None or stock_daily['ichimokucloud_leadingSpan2'][c] is None:
+                return check_buy
 
         # 체크 1
         min_open_close_1 = min(stock_daily['open'][1], stock_daily['close'][1])