diff --git a/package.json b/package.json
index eb6d31dda4..56030f50ef 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
   "dependencies": {
     "blurhash": "^1.1.3",
     "classlist.js": "https://github.com/eligrey/classList.js/archive/1.2.20180112.tar.gz",
-    "core-js": "^3.8.0",
+    "core-js": "^3.8.1",
     "date-fns": "^2.16.1",
     "epubjs": "^0.3.85",
     "fast-text-encoding": "^1.0.3",
diff --git a/yarn.lock b/yarn.lock
index 3ddad47917..b7929fab77 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2316,10 +2316,10 @@ core-js@^2.4.0:
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.11.tgz#38831469f9922bded8ee21c9dc46985e0399308c"
   integrity sha512-5wjnpaT/3dV+XB4borEsnAYQchn00XSgTAWKDkEqv+K8KevjbzmofK6hfJ9TZIlpj2N0xQpazy7PiRQiWHqzWg==
 
-core-js@^3.6.5, core-js@^3.8.0:
-  version "3.8.0"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.8.0.tgz#0fc2d4941cadf80538b030648bb64d230b4da0ce"
-  integrity sha512-W2VYNB0nwQQE7tKS7HzXd7r2y/y2SVJl4ga6oH/dnaLFzM0o2lB2P3zCkWj5Wc/zyMYjtgd5Hmhk0ObkQFZOIA==
+core-js@^3.6.5, core-js@^3.8.1:
+  version "3.8.1"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.8.1.tgz#f51523668ac8a294d1285c3b9db44025fda66d47"
+  integrity sha512-9Id2xHY1W7m8hCl8NkhQn5CufmF/WuR30BTRewvCXc1aZd3kMECwNZ69ndLbekKfakw9Rf2Xyc+QR6E7Gg+obg==
 
 core-util-is@~1.0.0:
   version "1.0.2"