diff --git a/package.json b/package.json
index 30e235a..3cdbed7 100644
--- a/package.json
+++ b/package.json
@@ -87,7 +87,7 @@
     "express": "^4.14.0",
     "hull": "0.13.20",
     "json-stable-stringify": "^1.0.1",
-    "lodash": "^4.17.13",
+    "lodash": "^4.17.21",
     "moment": "^2.20.1",
     "newrelic": "^2.6.0",
     "prop-types": "^15.6.0",
diff --git a/yarn.lock b/yarn.lock
index 934b98f..46ffad8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4727,10 +4727,10 @@ lodash.values@^4.3.0:
   resolved "https://registry.yarnpkg.com/lodash.values/-/lodash.values-4.3.0.tgz#a3a6c2b0ebecc5c2cba1c17e6e620fe81b53d347"
   integrity sha1-o6bCsOvsxcLLocF+bmIP6BtT00c=
 
-lodash@4, lodash@^4.0.0, lodash@^4.14.0, lodash@^4.17.13, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.0, lodash@^4.3.0, lodash@^4.6.1:
-  version "4.17.13"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.13.tgz#0bdc3a6adc873d2f4e0c4bac285df91b64fc7b93"
-  integrity sha512-vm3/XWXfWtRua0FkUyEHBZy8kCPjErNBT9fJx8Zvs+U6zjqPbTUOpkaoum3O5uiA8sm+yNMHXfYkTUHFoMxFNA==
+lodash@4, lodash@^4.0.0, lodash@^4.14.0, lodash@^4.17.21, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.0, lodash@^4.3.0, lodash@^4.6.1:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 lodash@latest:
   version "4.17.4"