diff --git a/problems/0123.买卖股票的最佳时机III.md b/problems/0123.买卖股票的最佳时机III.md
index af6870d4..6ac9a576 100644
--- a/problems/0123.买卖股票的最佳时机III.md
+++ b/problems/0123.买卖股票的最佳时机III.md
@@ -242,9 +242,9 @@ class Solution {
 
         for (int i = 1; i < len; i++) {
             dp[i][1] = Math.max(dp[i - 1][1], -prices[i]);
-            dp[i][2] = Math.max(dp[i - 1][2], dp[i][1] + prices[i]);
-            dp[i][3] = Math.max(dp[i - 1][3], dp[i][2] - prices[i]);
-            dp[i][4] = Math.max(dp[i - 1][4], dp[i][3] + prices[i]);
+            dp[i][2] = Math.max(dp[i - 1][2], dp[i - 1][1] + prices[i]);
+            dp[i][3] = Math.max(dp[i - 1][3], dp[i - 1][2] - prices[i]);
+            dp[i][4] = Math.max(dp[i - 1][4], dp[i - 1][3] + prices[i]);
         }
 
         return dp[len - 1][4];