diff --git a/package.json b/package.json
index 1816280..e5a4bfd 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "iso-639-3": "^1.0.0",
     "isomorphic-fetch": "^2.2.1",
     "jquery": "^3.2.1",
-    "lodash": "^4.17.4",
+    "lodash": "^4.17.21",
     "moment": "^2.20.1",
     "phoenix": "file:deps/phoenix",
     "phoenix_html": "file:deps/phoenix_html",
diff --git a/yarn.lock b/yarn.lock
index 25aa69b..a085071 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3098,9 +3098,9 @@ lodash.uniq@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
 
-lodash@^4.0.0, lodash@^4.14.0, lodash@^4.15.0, lodash@^4.17.2, lodash@^4.17.4, lodash@^4.2.0, lodash@^4.2.1, lodash@^4.3.0:
-  version "4.17.4"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
+lodash@^4.0.0, lodash@^4.14.0, lodash@^4.15.0, lodash@^4.17.2, lodash@^4.17.21, 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"
 
 lodash@~4.16.4:
   version "4.16.6"