diff --git a/example/yarn.lock b/example/yarn.lock
index 2392b8b..e8582fa 100644
--- a/example/yarn.lock
+++ b/example/yarn.lock
@@ -84,10 +84,10 @@ assign-symbols@^1.0.0:
   resolved "https://registry.yarnpkg.com/assign-symbols/-/assign-symbols-1.0.0.tgz#59667f41fadd4f20ccbc2bb96b8d4f7f78ec0367"
 
 async@^2.0.0, async@^2.0.0-rc.3:
-  version "2.6.0"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.6.0.tgz#61a29abb6fcc026fea77e56d1c6ec53a795951f4"
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
   dependencies:
-    lodash "^4.14.0"
+    lodash "^4.17.14"
 
 asynckit@^0.4.0:
   version "0.4.0"
@@ -814,9 +814,9 @@ lodash.assign@^4.0.3, lodash.assign@^4.0.6:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/lodash.assign/-/lodash.assign-4.2.0.tgz#0d99f3ccd7a6d261d19bdaeb9245005d285808e7"
 
-lodash@^4.10.0, lodash@^4.14.0, lodash@^4.8.0:
-  version "4.17.19"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
+lodash@^4.10.0, lodash@^4.17.14, lodash@^4.8.0:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 map-cache@^0.2.2:
   version "0.2.2"