diff --git a/DigitalLearningSolutions.Web/package-lock.json b/DigitalLearningSolutions.Web/package-lock.json
index 94c83dadbd..64deaac751 100644
--- a/DigitalLearningSolutions.Web/package-lock.json
+++ b/DigitalLearningSolutions.Web/package-lock.json
@@ -10,7 +10,7 @@
       "dependencies": {
         "@types/chartist": "^0.11.1",
         "chartist": "^0.11.4",
-        "core-js": "^3.40.0",
+        "core-js": "^3.42.0",
         "date-fns": "^2.30.0",
         "dompurify": "^2.5.8",
         "input-range-scss": "^1.5.3",
@@ -4380,10 +4380,11 @@
       "dev": true
     },
     "node_modules/core-js": {
-      "version": "3.40.0",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.40.0.tgz",
-      "integrity": "sha512-7vsMc/Lty6AGnn7uFpYT56QesI5D2Y/UkgKounk87OP9Z2H9Z8kj6jzcSGAxFmUtDOS0ntK6lbQz+Nsa0Jj6mQ==",
+      "version": "3.42.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.42.0.tgz",
+      "integrity": "sha512-Sz4PP4ZA+Rq4II21qkNqOEDTDrCvcANId3xpIgB34NDkWc3UduWj2dqEtN9yZIq8Dk3HyPI33x9sqqU5C8sr0g==",
       "hasInstallScript": true,
+      "license": "MIT",
       "funding": {
         "type": "opencollective",
         "url": "https://opencollective.com/core-js"
@@ -14150,9 +14151,9 @@
       "dev": true
     },
     "core-js": {
-      "version": "3.40.0",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.40.0.tgz",
-      "integrity": "sha512-7vsMc/Lty6AGnn7uFpYT56QesI5D2Y/UkgKounk87OP9Z2H9Z8kj6jzcSGAxFmUtDOS0ntK6lbQz+Nsa0Jj6mQ=="
+      "version": "3.42.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.42.0.tgz",
+      "integrity": "sha512-Sz4PP4ZA+Rq4II21qkNqOEDTDrCvcANId3xpIgB34NDkWc3UduWj2dqEtN9yZIq8Dk3HyPI33x9sqqU5C8sr0g=="
     },
     "core-js-compat": {
       "version": "3.40.0",
diff --git a/DigitalLearningSolutions.Web/package.json b/DigitalLearningSolutions.Web/package.json
index 47b96827ed..a4af59d7f0 100644
--- a/DigitalLearningSolutions.Web/package.json
+++ b/DigitalLearningSolutions.Web/package.json
@@ -23,7 +23,7 @@
   "dependencies": {
     "@types/chartist": "^0.11.1",
     "chartist": "^0.11.4",
-    "core-js": "^3.40.0",
+    "core-js": "^3.42.0",
     "date-fns": "^2.30.0",
     "dompurify": "^2.5.8",
     "input-range-scss": "^1.5.3",
diff --git a/DigitalLearningSolutions.Web/yarn.lock b/DigitalLearningSolutions.Web/yarn.lock
index 01f476aa3d..94b6df1654 100644
--- a/DigitalLearningSolutions.Web/yarn.lock
+++ b/DigitalLearningSolutions.Web/yarn.lock
@@ -2508,10 +2508,10 @@ core-js-compat@^3.40.0:
   dependencies:
     browserslist "^4.24.3"
 
-core-js@^3.28.0, 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-js@^3.28.0, core-js@^3.42.0:
+  version "3.42.0"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.42.0.tgz#edbe91f78ac8cfb6df8d997e74d368a68082fe37"
+  integrity sha512-Sz4PP4ZA+Rq4II21qkNqOEDTDrCvcANId3xpIgB34NDkWc3UduWj2dqEtN9yZIq8Dk3HyPI33x9sqqU5C8sr0g==
 
 cosmiconfig@^8.2.0:
   version "8.3.6"