diff --git a/package.json b/package.json
index a81d7ee..dfbbfef 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
 	"dependencies": {
 		"content-type": "^1.0.4",
 		"express": "^4.15.3",
-		"lodash": "^4.17.4",
+		"lodash": "^4.17.21",
 		"multer": "^1.3.0",
 		"raw-body": "^2.2.0",
 		"react": "16.6.3",
diff --git a/yarn.lock b/yarn.lock
index 974c917..03592aa 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3796,10 +3796,10 @@ lodash.throttle@^4.1.1:
   resolved "https://registry.yarnpkg.com/lodash.throttle/-/lodash.throttle-4.1.1.tgz#c23e91b710242ac70c37f1e1cda9274cc39bf2f4"
   integrity sha1-wj6RtxAkKscMN/HhzaknTMOb8vQ=
 
-lodash@^4.13.1, lodash@^4.17.10, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.3.0, lodash@^4.6.1:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
-  integrity sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==
+lodash@^4.13.1, lodash@^4.17.10, lodash@^4.17.21, lodash@^4.17.4, lodash@^4.17.5, 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==
 
 loose-envify@^1.0.0, loose-envify@^1.1.0, loose-envify@^1.3.1:
   version "1.4.0"