diff --git a/package.json b/package.json
index e9e6c3fe..e076e57c 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "browserify-sign": "^4.2.1",
     "clone-deep": "^4.0.1",
     "compare-versions": "^4",
-    "core-js": "^3.18.2",
+    "core-js": "^3.20.3",
     "cross-env": "7.0.3",
     "css-loader": "^6.5.1",
     "deep-equal": "2.0.5",
diff --git a/yarn.lock b/yarn.lock
index 068689b6..1d27120f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2158,10 +2158,10 @@ core-js@^2.4.0:
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.12.tgz#d9333dfa7b065e347cc5682219d6f690859cc2ec"
   integrity sha512-Kb2wC0fvsWfQrgk8HU5lW6U/Lcs8+9aaYcy4ZFc6DDlo4nZ7n70dEgE5rtR0oG6ufKDUnrwfWL1mXR5ljDatrQ==
 
-core-js@^3.18.2:
-  version "3.18.2"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.18.2.tgz#63a551e8a29f305cd4123754846e65896619ba5b"
-  integrity sha512-zNhPOUoSgoizoSQFdX1MeZO16ORRb9FFQLts8gSYbZU5FcgXhp24iMWMxnOQo5uIaIG7/6FA/IqJPwev1o9ZXQ==
+core-js@^3.20.3:
+  version "3.20.3"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.20.3.tgz#c710d0a676e684522f3db4ee84e5e18a9d11d69a"
+  integrity sha512-vVl8j8ph6tRS3B8qir40H7yw7voy17xL0piAjlbBUsH7WIfzoedL/ZOr1OV9FyZQLWXsayOJyV4tnRyXR85/ag==
 
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"