diff --git a/demo/yarn.lock b/demo/yarn.lock
index 84713d9..9d2c9ad 100644
--- a/demo/yarn.lock
+++ b/demo/yarn.lock
@@ -2383,8 +2383,8 @@ lodash.words@^3.0.0:
     lodash._root "^3.0.0"
 
 lodash@^4.14.0, lodash@^4.17.2, lodash@^4.17.4:
-  version "4.17.4"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 loglevel@^1.4.1:
   version "1.5.0"