diff --git a/package.json b/package.json
index a639b4b4..c2b0844e 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@bugsnag/plugin-react": "^7.16.2",
     "@docsearch/react": "3",
     "classnames": "^2.2.6",
-    "core-js": "^2.6.5",
+    "core-js": "^3.40.0",
     "eslint-config-react-app": "7.0.1",
     "gatsby": "5.14.0",
     "gatsby-plugin-env-variables": "^2.3.0",
diff --git a/yarn.lock b/yarn.lock
index ae3b345b..dda11c38 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6408,15 +6408,10 @@ core-js-pure@^3.23.3:
   resolved "https://registry.yarnpkg.com/core-js-pure/-/core-js-pure-3.39.0.tgz#aa0d54d70a15bdc13e7c853db87c10abc30d68f3"
   integrity sha512-7fEcWwKI4rJinnK+wLTezeg2smbFFdSBP6E2kQZNbnzM2s1rpKQ6aaRteZSSg7FLU3P0HGGVo/gbpfanU36urg==
 
-core-js@^2.6.5:
-  version "2.6.9"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.9.tgz#6b4b214620c834152e179323727fc19741b084f2"
-  integrity sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A==
-
-core-js@^3.31.0:
-  version "3.39.0"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.39.0.tgz#57f7647f4d2d030c32a72ea23a0555b2eaa30f83"
-  integrity sha512-raM0ew0/jJUqkJ0E6e8UDtl+y/7ktFivgWvqw8dNSQeNWoSDLvQ1H/RN3aPXB9tBd4/FhyR4RDPGhsNIMsAn7g==
+core-js@^3.31.0, core-js@^3.40.0:
+  version "3.40.0"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.40.0.tgz#2773f6b06877d8eda102fc42f828176437062476"
+  integrity sha512-7vsMc/Lty6AGnn7uFpYT56QesI5D2Y/UkgKounk87OP9Z2H9Z8kj6jzcSGAxFmUtDOS0ntK6lbQz+Nsa0Jj6mQ==
 
 core-util-is@~1.0.0:
   version "1.0.2"