diff --git a/layout/_partial/plugins/comments/beaudar/layout.ejs b/layout/_partial/plugins/comments/beaudar/layout.ejs
index 4b0cbee..48dc222 100644
--- a/layout/_partial/plugins/comments/beaudar/layout.ejs
+++ b/layout/_partial/plugins/comments/beaudar/layout.ejs
@@ -1,37 +1,18 @@
 <%
 function layoutDiv() {
-  const cmt = 'beaudar';
-  // 合并配置参数
-  var config = Object.assign({}, theme.comments[cmt]);
-  if (page.layout === 'wiki' && page.wiki) {
-    let proj = theme.wiki.projects[page.wiki];
-    if (proj[cmt] != undefined) {
-      Object.assign(config, proj[cmt]);
-    }
-  }
-  Object.assign(config, page[cmt]);
-  // 合并评论数据
-  if (config['issue-number'] !== null) {
-    config['issue-term'] = null;
-  } else {
-    if (page.comment_id != undefined) {
-      config['issue-term'] = page.comment_id;
-    } else if (page.layout === 'wiki' && page.wiki) {
-      let proj = theme.wiki.projects[page.wiki];
-      if (proj.comment_id != undefined) {
-        config['issue-term'] = proj.comment_id;
+  var el = '';
+  const cmt = page.cmt;
+  if (cmt && cmt.service && (cmt.service.length > 0)) {
+    const name = cmt.service;
+    const body = cmt[name];
+    el += '<div id="' + name + '"';
+    for (let key of Object.keys(body)) {
+      if (body[key] !== null) {
+        el += ' ' + key + '="' + body[key] + '"';
       }
     }
+    el += '></div>';
   }
-  // 布局
-  var el = '';
-  el += '<div id="' + cmt + '"';
-  for (let key of Object.keys(config)) {
-    if (config[key] !== null) {
-      el += ' ' + key + '="' + config[key] + '"';
-    }
-  }
-  el += '></div>';
   return el;
 }
 %>
diff --git a/layout/_partial/plugins/comments/giscus/layout.ejs b/layout/_partial/plugins/comments/giscus/layout.ejs
index 23af6b4..48dc222 100644
--- a/layout/_partial/plugins/comments/giscus/layout.ejs
+++ b/layout/_partial/plugins/comments/giscus/layout.ejs
@@ -1,35 +1,18 @@
 <%
 function layoutDiv() {
-  const cmt = 'giscus';
-  // 合并配置参数
-  var config = Object.assign({}, theme.comments[cmt]);
-  if (page.layout === 'wiki' && page.wiki) {
-    let proj = theme.wiki.projects[page.wiki];
-    if (proj[cmt] != undefined) {
-      Object.assign(config, proj[cmt]);
-    }
-  }
-  Object.assign(config, page[cmt]);
-  // 合并评论数据
-  if (page.comment_id != undefined) {
-    config['data-mapping'] = 'specific';
-    config['data-term'] = page.comment_id;
-  } else if (page.layout === 'wiki' && page.wiki) {
-    let proj = theme.wiki.projects[page.wiki];
-    if (proj.comment_id != undefined) {
-      config['data-mapping'] = 'specific';
-      config['data-term'] = proj.comment_id;
-    }
-  }
-  // 布局
   var el = '';
-  el += '<div id="' + cmt + '"';
-  for (let key of Object.keys(config)) {
-    if (config[key] !== null) {
-      el += ' ' + key + '="' + config[key] + '"';
+  const cmt = page.cmt;
+  if (cmt && cmt.service && (cmt.service.length > 0)) {
+    const name = cmt.service;
+    const body = cmt[name];
+    el += '<div id="' + name + '"';
+    for (let key of Object.keys(body)) {
+      if (body[key] !== null) {
+        el += ' ' + key + '="' + body[key] + '"';
+      }
     }
+    el += '></div>';
   }
-  el += '></div>';
   return el;
 }
 %>
diff --git a/layout/_partial/plugins/comments/layout.ejs b/layout/_partial/plugins/comments/layout.ejs
index 25c6b63..2cbf6c7 100644
--- a/layout/_partial/plugins/comments/layout.ejs
+++ b/layout/_partial/plugins/comments/layout.ejs
@@ -1,4 +1,10 @@
 <%
+var cmt = {
+  service: theme.comments.service
+};
+if (cmt.service) {
+  cmt[cmt.service] = Object.assign({}, theme.comments[cmt.service]);
+}
 var loadComment = false;
 if (theme.comments.service && theme.comments.service.length > 0) {
   if (page.comments == undefined || page.comments != false) {
@@ -13,15 +19,24 @@ if (loadComment && page.layout == 'wiki' && page.wiki) {
       page.comment_title = proj.comment_title;
     }
   }
+  if (proj.comments && proj.comments.service) {
+    cmt = proj.comments;
+    let s = proj.comments.service;
+    cmt[s] = Object.assign({}, theme.comments[s], proj.comments[s]);
+  }
 }
+if (cmt.service && page[cmt.service]) {
+  Object.assign(cmt[cmt.service], page[cmt.service]);
+}
+page.cmt = cmt;
 %>
 <% if (loadComment) { %>
   <div class='related-wrap md reveal' id="comments">
     <div class='cmt-title cap theme'>
       <%- page.comment_title != undefined ? markdown(page.comment_title) : __('meta.comment_title') %>
     </div>
-    <div class='cmt-body <%- theme.comments.service %>'>
-      <%- partial(theme.comments.service + '/layout') %>
+    <div class='cmt-body <%- cmt.service %>'>
+      <%- partial(cmt.service + '/layout') %>
     </div>
   </div>
 <% } %>
diff --git a/layout/_partial/plugins/comments/script.ejs b/layout/_partial/plugins/comments/script.ejs
index b22ff7e..e22ef62 100644
--- a/layout/_partial/plugins/comments/script.ejs
+++ b/layout/_partial/plugins/comments/script.ejs
@@ -1,3 +1,3 @@
-<% if (theme.comments.service && theme.comments.service.length > 0) { %>
-  <%- partial(theme.comments.service + '/script') %>
+<% if (page.cmt && page.cmt.service && page.cmt.service.length > 0) { %>
+  <%- partial(page.cmt.service + '/script') %>
 <% } %>
diff --git a/layout/_partial/plugins/comments/utterances/layout.ejs b/layout/_partial/plugins/comments/utterances/layout.ejs
index 2d93f9d..48dc222 100644
--- a/layout/_partial/plugins/comments/utterances/layout.ejs
+++ b/layout/_partial/plugins/comments/utterances/layout.ejs
@@ -1,37 +1,18 @@
 <%
 function layoutDiv() {
-  const cmt = 'utterances';
-  // 合并配置参数
-  var config = Object.assign({}, theme.comments[cmt]);
-  if (page.layout === 'wiki' && page.wiki) {
-    let proj = theme.wiki.projects[page.wiki];
-    if (proj[cmt] != undefined) {
-      Object.assign(config, proj[cmt]);
-    }
-  }
-  Object.assign(config, page[cmt]);
-  // 合并评论数据
-  if (config['issue-number'] !== null) {
-    config['issue-term'] = null;
-  } else {
-    if (page.comment_id != undefined) {
-      config['issue-term'] = page.comment_id;
-    } else if (page.layout === 'wiki' && page.wiki) {
-      let proj = theme.wiki.projects[page.wiki];
-      if (proj.comment_id != undefined) {
-        config['issue-term'] = proj.comment_id;
+  var el = '';
+  const cmt = page.cmt;
+  if (cmt && cmt.service && (cmt.service.length > 0)) {
+    const name = cmt.service;
+    const body = cmt[name];
+    el += '<div id="' + name + '"';
+    for (let key of Object.keys(body)) {
+      if (body[key] !== null) {
+        el += ' ' + key + '="' + body[key] + '"';
       }
     }
+    el += '></div>';
   }
-  // 布局
-  var el = '';
-  el += '<div id="' + cmt + '"';
-  for (let key of Object.keys(config)) {
-    if (config[key] !== null) {
-      el += ' ' + key + '="' + config[key] + '"';
-    }
-  }
-  el += '></div>';
   return el;
 }
 %>