diff --git a/yarn.lock b/yarn.lock
index 75ef336..ce80e3f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -176,10 +176,10 @@ async-each@^1.0.0:
   resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
 
 async@^2.1.2:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.2.0.tgz#c324eba010a237e4fbd55a12dee86367d5c0ef32"
+  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"
@@ -2636,9 +2636,9 @@ lodash.get@^4.0.0:
   version "4.4.2"
   resolved "https://registry.yarnpkg.com/lodash.get/-/lodash.get-4.4.2.tgz#2d177f652fa31e939b4438d5341499dfa3825e99"
 
-lodash@^4.0.0, lodash@^4.14.0, lodash@^4.15.0, lodash@^4.2.0, lodash@^4.2.1, lodash@^4.3.0:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
+lodash@^4.0.0, lodash@^4.15.0, lodash@^4.17.14, lodash@^4.2.0, lodash@^4.2.1, lodash@^4.3.0:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 longest@^1.0.1:
   version "1.0.1"