diff --git a/package.json b/package.json
index 68008ae..0f23426 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "css-loader": "3.4.2",
     "file-loader": "5.1.0",
     "html-webpack-plugin": "3.2.0",
-    "lodash": "4.17.15",
+    "lodash": "4.17.21",
     "mini-css-extract-plugin": "0.9.0",
     "node-sass": "4.13.1",
     "postcss-loader": "3.0.0",
diff --git a/yarn.lock b/yarn.lock
index 0e8cf8b..6ab5eb0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3964,15 +3964,10 @@ locate-path@^3.0.0:
     p-locate "^3.0.0"
     path-exists "^3.0.0"
 
-lodash@4.17.15, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.15:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
-  integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
-
-lodash@^4.0.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.3, lodash@~4.17.10:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
-  integrity sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==
+lodash@4.17.21, lodash@^4.0.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.3, lodash@~4.17.10:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 loglevel@^1.6.6:
   version "1.6.7"