diff --git a/package.json b/package.json
index bfd1809..902a54d 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "gatsby-remark-images": "^3.1.20",
     "gatsby-source-sanity": "^5.0.2",
     "graphql-tag": "^2.10.1",
-    "lodash": "^4.17.15",
+    "lodash": "^4.17.21",
     "polished": "^3.4.1",
     "prop-types": "^15.7.2",
     "randomstring": "^1.1.5",
diff --git a/yarn.lock b/yarn.lock
index 1d5794f..b20ecde 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7117,10 +7117,10 @@ lodash.uniq@^4.5.0:
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
   integrity sha1-0CJTc662Uq3BvILklFM5qEJ1R3M=
 
-lodash@^4.11.1, lodash@^4.15.0, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.3.0:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
-  integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
+lodash@^4.11.1, lodash@^4.15.0, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.21, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.3.0:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 log-update@^3.0.0:
   version "3.3.0"