diff --git a/antdv-demo b/antdv-demo
index 7c607950a..7932f81db 160000
--- a/antdv-demo
+++ b/antdv-demo
@@ -1 +1 @@
-Subproject commit 7c607950a297b2635264abf208d1a1ce64e502de
+Subproject commit 7932f81dbe8517a0492f92dfcd4a3beef879a32d
diff --git a/package.json b/package.json
index 863969a42..5fe8ab80f 100644
--- a/package.json
+++ b/package.json
@@ -203,7 +203,6 @@
     "json2mq": "^0.2.0",
     "lodash": "^4.17.5",
     "moment": "^2.21.0",
-    "mutationobserver-shim": "^0.3.2",
     "node-emoji": "^1.10.0",
     "omit.js": "^2.0.0",
     "raf": "^3.4.0",