diff --git a/src/Config.js b/src/Config.js
index 16827dae..939dbc0a 100644
--- a/src/Config.js
+++ b/src/Config.js
@@ -13,7 +13,7 @@ const BUILTIN_IMGS={
 };
 
 const DEFAULT_CONFIG={
-    background_img: 'https://cdn.jsdelivr.net/gh/thuhole/webhole@gh-pages/static/bg/cyberpunk.jpg',
+    background_img: 'https://cdn.jsdelivr.net/gh/thuhole/webhole@gh-pages/static/bg/gbp.jpg',
     background_color: '#113366',
     pressure: false,
     easter_egg: true,
diff --git a/src/Title.js b/src/Title.js
index 20c81a45..9d6321a2 100644
--- a/src/Title.js
+++ b/src/Title.js
@@ -89,7 +89,7 @@ class ControlBar extends PureComponent {
                             <span className="control-btn-label">关注</span>
                         </a>
                     }
-                    <input className="control-search" value={this.state.search_text} placeholder="搜索 或 '#树洞号' 或 '热榜'"
+                    <input className="control-search" value={this.state.search_text} placeholder="搜索 或 #树洞号"
                            onChange={this.on_change_bound} onKeyPress={this.on_keypress_bound}
                     />
                     <a className="no-underline control-btn" onClick={()=>{