diff --git a/src/components/Layout/Sider.js b/src/components/Layout/Sider.js
index 575311d..74c62ef 100644
--- a/src/components/Layout/Sider.js
+++ b/src/components/Layout/Sider.js
@@ -28,7 +28,7 @@ class Sider extends PureComponent {
         trigger={null}
         collapsible
         collapsed={collapsed}
-        onBreakpoint={!isMobile && onCollapseChange}
+        onBreakpoint={!isMobile ? onCollapseChange : (broken) => {}}
         className={styles.sider}
       >
         <div className={styles.brand}>
diff --git a/src/themes/index.less b/src/themes/index.less
index 2418b17..6afc6e9 100644
--- a/src/themes/index.less
+++ b/src/themes/index.less
@@ -3,7 +3,7 @@
 
 body {
   height: 100%;
-  overflow-y: hidden;
+  overflow-y: auto;
   background-color: #f8f8f8;
 }