diff --git a/demo/yarn.lock b/demo/yarn.lock
index aa29fbf..a7d4823 100644
--- a/demo/yarn.lock
+++ b/demo/yarn.lock
@@ -4428,8 +4428,9 @@ lodash.debounce@^4.0.8:
   resolved "http://registry.npm.taobao.org/lodash.debounce/download/lodash.debounce-4.0.8.tgz#82d79bff30a67c4005ffd5e2515300ad9ca4d7af"
 
 lodash.defaultsdeep@^4.6.0:
-  version "4.6.0"
-  resolved "http://registry.npm.taobao.org/lodash.defaultsdeep/download/lodash.defaultsdeep-4.6.0.tgz#bec1024f85b1bd96cbea405b23c14ad6443a6f81"
+  version "4.6.1"
+  resolved "https://registry.yarnpkg.com/lodash.defaultsdeep/-/lodash.defaultsdeep-4.6.1.tgz#512e9bd721d272d94e3d3a63653fa17516741ca6"
+  integrity sha512-3j8wdDzYuWO3lM3Reg03MuQR957t287Rpcxp1njpEa8oDrikb+FwGdW3n+FELh/A6qib6yPit0j/pv9G/yeAqA==
 
 lodash.mapvalues@^4.6.0:
   version "4.6.0"