diff --git a/notes/63. 股票的最大利润.md b/notes/63. 股票的最大利润.md
index 232d2b2f..b936361c 100644
--- a/notes/63. 股票的最大利润.md	
+++ b/notes/63. 股票的最大利润.md	
@@ -8,7 +8,7 @@
 
 可以有一次买入和一次卖出，买入必须在前。求最大收益。
 
-<div align="center"> <img src="https://cs-notes-1256109796.cos.ap-guangzhou.myqcloud.com/42661013-750f-420b-b3c1-437e9a11fb65.png" width="220px"> </div><br>
+<div align="center"> <img src="pics/offer-stock-profit.png" width="480px"/> </div><br>
 
 ## 解题思路
 
diff --git a/notes/pics/offer-stock-profit.png b/notes/pics/offer-stock-profit.png
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