diff --git a/example/yarn.lock b/example/yarn.lock
index d26dca2..253d1fe 100644
--- a/example/yarn.lock
+++ b/example/yarn.lock
@@ -77,9 +77,9 @@ balanced-match@^1.0.0:
   integrity sha1-ibTRmasr7kneFk6gK4nORi1xt2c=
 
 brace-expansion@^1.1.7:
-  version "1.1.11"
-  resolved "https://registry.npm.taobao.org/brace-expansion/download/brace-expansion-1.1.11.tgz#3c7fcbf529d87226f3d2f52b966ff5271eb441dd"
-  integrity sha1-PH/L9SnYcibz0vUrlm/1Jx60Qd0=
+  version "1.1.16"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.16.tgz#723d3a30c0558c225abc9fc479a73e14e26c3c2f"
+  integrity sha512-IDw48K2/2kRkg9LdJxurvq3lV3aBgq0REY89duEqFRthjlPdXHKMj7EnQOXVckxzgisinf3nHfrcE2FufFLXMw==
   dependencies:
     balanced-match "^1.0.0"
     concat-map "0.0.1"
@@ -392,17 +392,6 @@ resolve@^1.11.0, resolve@^1.11.1:
   dependencies:
     path-parse "^1.0.6"
 
-rollup-plugin-commonjs@^10.1.0:
-  version "10.1.0"
-  resolved "https://registry.npm.taobao.org/rollup-plugin-commonjs/download/rollup-plugin-commonjs-10.1.0.tgz#417af3b54503878e084d127adf4d1caf8beb86fb"
-  integrity sha1-QXrztUUDh44ITRJ6300cr4vrhvs=
-  dependencies:
-    estree-walker "^0.6.1"
-    is-reference "^1.1.2"
-    magic-string "^0.25.2"
-    resolve "^1.11.0"
-    rollup-pluginutils "^2.8.1"
-
 rollup-plugin-node-resolve@^5.2.0:
   version "5.2.0"
   resolved "https://registry.npm.taobao.org/rollup-plugin-node-resolve/download/rollup-plugin-node-resolve-5.2.0.tgz#730f93d10ed202473b1fb54a5997a7db8c6d8523"