diff --git a/src/components/list.astro b/src/components/list.astro
index 99025b5..1932bb7 100644
--- a/src/components/list.astro
+++ b/src/components/list.astro
@@ -22,7 +22,7 @@ const afterCursor = posts[0]?.id
 
   <div class="pages-container">
     {
-      before && beforeCursor > 20 ? (
+      before && beforeCursor > 1 ? (
         <a
           href={`${SITE_URL}before/${beforeCursor}`}
           title="Before"
diff --git a/src/lib/telegram/index.js b/src/lib/telegram/index.js
index c487bc9..3f39718 100644
--- a/src/lib/telegram/index.js
+++ b/src/lib/telegram/index.js
@@ -93,7 +93,7 @@ function getReply($, item, { channel }) {
   const href = reply?.attr('href')
   if (href) {
     const url = new URL(href)
-    reply?.attr('href', `${url.pathname}`.replace(channel, 'posts'))
+    reply?.attr('href', `${url.pathname}`.replace(new RegExp(`/${channel}/`, 'i'), '/posts/'))
   }
 
   return $.html(reply)
@@ -130,7 +130,7 @@ function getPost($, item, { channel, staticProxy, index = 0 }) {
     ? modifyHTMLContent($, $(item).find('.tgme_widget_message_text.js-message_text'), { index })
     : modifyHTMLContent($, $(item).find('.tgme_widget_message_text'), { index })
   const title = content?.text()?.match(/^.*?(?=[。：:]|http\S)/g)?.[0] ?? content?.text() ?? ''
-  const id = $(item).attr('data-post')?.replace(`${channel}/`, '')
+  const id = $(item).attr('data-post')?.replace(new RegExp(`${channel}/`, 'i'), '')
 
   const tags = $(content).find('a[href^="?q="]')?.each((_index, a) => {
     $(a)?.attr('href', `/search/${encodeURIComponent($(a)?.text())}`)