diff --git a/package-lock.json b/package-lock.json
index 5513314538..8e3dc932ec 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -28,7 +28,7 @@
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         "classlist.js": "https://github.com/eligrey/classList.js/archive/1.2.20180112.tar.gz",
         "classnames": "2.3.2",
-        "core-js": "3.30.2",
+        "core-js": "3.33.2",
         "date-fns": "2.30.0",
         "dompurify": "3.0.1",
         "epubjs": "0.3.93",
@@ -6730,9 +6730,9 @@
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-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.30.2.tgz",
-      "integrity": "sha512-uBJiDmwqsbJCWHAwjrx3cvjbMXP7xD72Dmsn5LOJpiRmE3WbBbN5rCqQ2Qh6Ek6/eOrjlWngEynBWo4VxerQhg==",
+      "version": "3.33.2",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.33.2.tgz",
+      "integrity": "sha512-XeBzWI6QL3nJQiHmdzbAOiMYqjrb7hwU7A39Qhvd/POSa/t9E1AeZyEZx3fNvp/vtM8zXwhoL0FsiS0hD0pruQ==",
       "hasInstallScript": true,
       "funding": {
         "type": "opencollective",
@@ -26955,9 +26955,9 @@
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     },
     "core-js": {
-      "version": "3.30.2",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.30.2.tgz",
-      "integrity": "sha512-uBJiDmwqsbJCWHAwjrx3cvjbMXP7xD72Dmsn5LOJpiRmE3WbBbN5rCqQ2Qh6Ek6/eOrjlWngEynBWo4VxerQhg=="
+      "version": "3.33.2",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.33.2.tgz",
+      "integrity": "sha512-XeBzWI6QL3nJQiHmdzbAOiMYqjrb7hwU7A39Qhvd/POSa/t9E1AeZyEZx3fNvp/vtM8zXwhoL0FsiS0hD0pruQ=="
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     "core-js-compat": {
       "version": "3.33.2",
diff --git a/package.json b/package.json
index d6afeb2b50..2edc1f56bc 100644
--- a/package.json
+++ b/package.json
@@ -88,7 +88,7 @@
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     "classlist.js": "https://github.com/eligrey/classList.js/archive/1.2.20180112.tar.gz",
     "classnames": "2.3.2",
-    "core-js": "3.30.2",
+    "core-js": "3.33.2",
     "date-fns": "2.30.0",
     "dompurify": "3.0.1",
     "epubjs": "0.3.93",