diff --git a/src/components/BaiduMapPicker.tsx b/src/components/BaiduMapPicker.tsx
index 92308020f..24f239ff8 100644
--- a/src/components/BaiduMapPicker.tsx
+++ b/src/components/BaiduMapPicker.tsx
@@ -72,7 +72,7 @@ export class BaiduMapPicker extends React.Component<
       this.initMap();
     } else {
       loadScript(
-        `http://api.map.baidu.com/api?v=2.0&ak=${this.props.ak}&callback={{callback}}`
+        `//api.map.baidu.com/api?v=2.0&ak=${this.props.ak}&callback={{callback}}`
       ).then(this.initMap);
     }
   }