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diff --git a/chapter_sorting/selection_sort/index.html b/chapter_sorting/selection_sort/index.html
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--- a/chapter_sorting/selection_sort/index.html
+++ b/chapter_sorting/selection_sort/index.html
@@ -2016,7 +2016,7 @@
 <li><strong>空间复杂度 <span class="arithmatex">\(O(1)\)</span> 、原地排序</strong>：指针 <span class="arithmatex">\(i\)</span> , <span class="arithmatex">\(j\)</span> 使用常数大小的额外空间。</li>
 <li><strong>非稳定排序</strong>：在交换元素时，有可能将 <code>nums[i]</code> 交换至其相等元素的右边，导致两者的相对顺序发生改变。</li>
 </ul>
-<p><img alt="选择排序非稳定示例" src="../selection_sort.assets/selection_sort_step11.png" /></p>
+<p><img alt="选择排序非稳定示例" src="../selection_sort.assets/selection_sort_instability.png" /></p>
 <p align="center"> Fig. 选择排序非稳定示例 </p>
 
 
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