diff --git a/package.json b/package.json
index 34a456e48..cf9e7241f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "ant-design-vue",
-    "version": "1.2.0",
+    "version": "1.2.1",
     "title": "Ant Design Vue",
     "description": "An enterprise-class UI design language and Vue-based implementation",
     "keywords": [
@@ -183,4 +183,4 @@
         "vue-ref": "^1.0.3",
         "warning": "^3.0.0"
     }
-}
+}
\ No newline at end of file
diff --git a/site/index.less b/site/index.less
index 919f72e08..3d465770d 100644
--- a/site/index.less
+++ b/site/index.less
@@ -103,7 +103,7 @@
   }
   .site-sidebar{
     position: fixed;
-    z-index: 1;
+    z-index: 2;
     overflow-y: scroll;
     width: 100%;
     top: 0;