diff --git a/package.json b/package.json
index 3008dc6..e272f3e 100644
--- a/package.json
+++ b/package.json
@@ -65,7 +65,7 @@
     "file-loader": "^1.1.11",
     "happypack": "^4.0.1",
     "hull": "^0.14.0-beta.13",
-    "lodash": "^4.17.5",
+    "lodash": "^4.17.21",
     "moment": "^2.21.0",
     "newrelic": "^4.0.0",
     "postcss-flexbugs-fixes": "^3.3.0",
diff --git a/yarn.lock b/yarn.lock
index 61de4cb..3d43fad 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5001,9 +5001,9 @@ lodash.values@^4.3.0:
   version "4.3.0"
   resolved "https://registry.yarnpkg.com/lodash.values/-/lodash.values-4.3.0.tgz#a3a6c2b0ebecc5c2cba1c17e6e620fe81b53d347"
 
-lodash@^4.0.0, lodash@^4.13.1, lodash@^4.17.10, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.0, lodash@^4.3.0:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
+lodash@^4.0.0, lodash@^4.13.1, lodash@^4.17.10, lodash@^4.17.21, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.0, lodash@^4.3.0:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 log-symbols@^2.1.0:
   version "2.2.0"