diff --git a/common/at.js b/common/at.js
index ec37f7b..f132acf 100644
--- a/common/at.js
+++ b/common/at.js
@@ -71,6 +71,11 @@ exports.sendMessageToMentionUsers = function (text, topicId, authorId, reply_id,
     }
     var ep = new EventProxy();
     ep.fail(callback);
+
+    users = users.filter(function (user) {
+      return !user._id.equals(authorId);
+    });
+
     ep.after('sent', users.length, function () {
       callback();
     });
diff --git a/test/common/at.test.js b/test/common/at.test.js
index 1dd7d4a..609f7f9 100644
--- a/test/common/at.test.js
+++ b/test/common/at.test.js
@@ -11,12 +11,13 @@ var multiline = require('multiline');
 var pedding = require('pedding');
 
 describe('test/common/at.test.js', function () {
-  var testTopic, normalUser, normalUser2;
+  var testTopic, normalUser, normalUser2, adminUser;
   before(function (done) {
     support.ready(function () {
       testTopic = support.testTopic;
       normalUser = support.normalUser;
       normalUser2 = support.normalUser2;
+      adminUser = support.adminUser;
       done();
     });
   });
@@ -156,7 +157,7 @@ aldjf
   describe('sendMessageToMentionUsers()', function () {
     it('should send message to all mention users', function (done) {
       done = pedding(done, 2);
-      var atUserIds = [String(normalUser._id), String(normalUser2._id)];
+      var atUserIds = [String(adminUser._id), String(normalUser2._id)];
 
       var ep  = new eventproxy();
       ep.after('user_id', atUserIds.length, function (user_ids) {
@@ -170,7 +171,7 @@ aldjf
           callback();
         });
 
-      var text = '@' + normalUser.loginname + ' @' + normalUser2.loginname + ' @notexitstuser 你们好';
+      var text = '@' + adminUser.loginname + ' @' + normalUser2.loginname + ' @notexitstuser 你们好';
       at.sendMessageToMentionUsers(text,
         testTopic._id,
         normalUser._id,
@@ -191,6 +192,19 @@ aldjf
         });
     });
 
+    it('should not send at msg to author', function (done) {
+      mm(message, 'sendAtMessage', function () {
+        throw new Error('should not call me');
+      });
+
+      at.sendMessageToMentionUsers('@' + normalUser.loginname + ' hello',
+        testTopic._id, normalUser._id,
+        function (err) {
+          should.not.exist(err);
+          done();
+        });
+    });
+
     describe('mock message.sendAtMessage() error', function () {
       beforeEach(function () {
         mm(message, 'sendAtMessage', function () {
diff --git a/test/support/support.js b/test/support/support.js
index 01dc1ae..42a15c9 100644
--- a/test/support/support.js
+++ b/test/support/support.js
@@ -52,6 +52,7 @@ ep.all('user', 'user2', 'admin', function (user, user2, admin) {
 
   var adminObj = JSON.parse(JSON.stringify(admin));
   adminObj.is_admin = true;
+  exports.adminUser = admin;
   exports.adminUserCookie = mockUser(adminObj);
 
   createTopic(user._id, ep.done('topic'));