diff --git a/src/Config.js b/src/Config.js
index c3b67d3..8ad66d5 100644
--- a/src/Config.js
+++ b/src/Config.js
@@ -29,6 +29,7 @@ const DEFAULT_CONFIG = {
   easter_egg: true,
   color_scheme: 'default',
   no_c_post: false,
+  by_c: false,
   block_words: [],
   whitelist_cw: []
 };
@@ -441,6 +442,13 @@ export class ConfigUI extends PureComponent {
             description="不获取所有带折叠警告的树洞，折叠警告豁免将不起作用"
           />
           <hr />
+          <ConfigSwitch
+            callback={this.save_changes_bound}
+            id="by_c"
+            name="根据最新回复排序"
+            description="有最新回复的洞在最上面"
+          />
+          <hr />
           <p>
             新功能建议或问题反馈请在&nbsp;
             <a
diff --git a/src/flows_api.js b/src/flows_api.js
index 6a9119a..2228220 100644
--- a/src/flows_api.js
+++ b/src/flows_api.js
@@ -139,7 +139,8 @@ export const API = {
   get_list: async (page, token) => {
     let response = await fetch(
       API_BASE + '/getlist?p=' + page 
-        + (window.config.no_c_post ? '&no_cw' : ''),
+        + (window.config.no_c_post ? '&no_cw' : '')
+        + (window.config.by_c ? '&by_c' : ''),
       {
         headers: {'User-Token': token},
       },