diff --git a/6.unit-test/demo/create-react-app-demo/yarn.lock b/6.unit-test/demo/create-react-app-demo/yarn.lock
index 55d8c9b..2e2555a 100644
--- a/6.unit-test/demo/create-react-app-demo/yarn.lock
+++ b/6.unit-test/demo/create-react-app-demo/yarn.lock
@@ -2980,8 +2980,8 @@ decamelize@^1.2.0:
   resolved "https://registry.npm.taobao.org/decamelize/download/decamelize-1.2.0.tgz?cache=0&sync_timestamp=1580010393599&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fdecamelize%2Fdownload%2Fdecamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
 decode-uri-component@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.npm.taobao.org/decode-uri-component/download/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
+  version "0.2.2"
+  resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.2.tgz#e69dbe25d37941171dd540e024c444cd5188e1e9"
 
 deep-equal@^1.0.1:
   version "1.1.1"