diff --git a/inc/theme-article.php b/inc/theme-article.php
index 41856d4..8d2485e 100644
--- a/inc/theme-article.php
+++ b/inc/theme-article.php
@@ -3,7 +3,7 @@
  * 文章相关函数
  * @author Seaton Jiang <seaton@vtrois.com>
  * @license MIT License
- * @version 2020.04.12
+ * @version 2020.06.13
  */
 
 // 文章链接添加 target 和 rel
@@ -337,13 +337,11 @@ function smilies_reset()
 }
 smilies_reset();
 
-function smilies_custom_button($context)
+function smilies_custom_button()
 {
-    $context .= '<style>.smilies-wrap{background:#fff;border: 1px solid #ccc;box-shadow: 2px 2px 3px rgba(0, 0, 0, 0.24);padding: 10px;position: absolute;top: 60px;width: 400px;display:none}.smilies-wrap img{height:24px;width:24px;cursor:pointer;margin-bottom:5px} .is-active.smilies-wrap{display:block}@media screen and (max-width: 782px){ #wp-content-media-buttons a { font-size: 14px; padding: 0 14px; }}</style><a id="insert-media-button" style="position:relative" class="button insert-smilies add_smilies" data-editor="content" href="javascript:;"><span class="dashicons dashicons-smiley" style="line-height: 26px;"></span>' . __('添加表情', 'kratos') . '</a><div class="smilies-wrap">' . get_wpsmiliestrans() . '</div><script>jQuery(document).ready(function(){jQuery(document).on("click", ".insert-smilies",function() { if(jQuery(".smilies-wrap").hasClass("is-active")){jQuery(".smilies-wrap").removeClass("is-active");}else{jQuery(".smilies-wrap").addClass("is-active");}});jQuery(document).on("click", ".add-smily",function() { send_to_editor(" " + jQuery(this).data("smilies") + " ");jQuery(".smilies-wrap").removeClass("is-active");return false;});});</script>';
-    return $context;
+    printf('<style>.smilies-wrap{background:#fff;border: 1px solid #ccc;box-shadow: 2px 2px 3px rgba(0, 0, 0, 0.24);padding: 10px;position: absolute;top: 60px;width: 400px;display:none}.smilies-wrap img{height:24px;width:24px;cursor:pointer;margin-bottom:5px} .is-active.smilies-wrap{display:block}@media screen and (max-width: 782px){ #wp-content-media-buttons a { font-size: 14px; padding: 0 14px; }}</style><a id="insert-media-button" style="position:relative" class="button insert-smilies add_smilies" data-editor="content" href="javascript:;"><span class="dashicons dashicons-smiley" style="line-height: 26px;"></span>' . __('添加表情', 'kratos') . '</a><div class="smilies-wrap">' . get_wpsmiliestrans() . '</div><script>jQuery(document).ready(function(){jQuery(document).on("click", ".insert-smilies",function() { if(jQuery(".smilies-wrap").hasClass("is-active")){jQuery(".smilies-wrap").removeClass("is-active");}else{jQuery(".smilies-wrap").addClass("is-active");}});jQuery(document).on("click", ".add-smily",function() { send_to_editor(" " + jQuery(this).data("smilies") + " ");jQuery(".smilies-wrap").removeClass("is-active");return false;});});</script>');
 }
-
-add_action('media_buttons_context', 'smilies_custom_button');
+add_action('media_buttons', 'smilies_custom_button');
 
 function get_wpsmiliestrans()
 {