diff --git a/package-lock.json b/package-lock.json
index 769027bf..b7691535 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -37,7 +37,7 @@
         "bulma": "^0.9.4",
         "bulma-extensions": "^6.2.7",
         "bulmaswatch": "^0.8.1",
-        "core-js": "^2.5.4",
+        "core-js": "^3.40.0",
         "dompurify": "^3.2.3",
         "flag-icon-css": "^4.1.7",
         "lodash": "^4.17.15",
@@ -9199,9 +9199,14 @@
       }
     },
     "node_modules/core-js": {
-      "version": "2.6.5",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.5.tgz",
-      "integrity": "sha512-klh/kDpwX8hryYL14M9w/xei6vrv6sE8gTHDG7/T/+SEovB/G4ejwcfE/CBzO6Edsu+OETZMZ3wcX/EjUkrl5A=="
+      "version": "3.40.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.40.0.tgz",
+      "integrity": "sha512-7vsMc/Lty6AGnn7uFpYT56QesI5D2Y/UkgKounk87OP9Z2H9Z8kj6jzcSGAxFmUtDOS0ntK6lbQz+Nsa0Jj6mQ==",
+      "hasInstallScript": true,
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/core-js"
+      }
     },
     "node_modules/core-js-compat": {
       "version": "3.39.0",
@@ -26196,9 +26201,9 @@
       }
     },
     "core-js": {
-      "version": "2.6.5",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.5.tgz",
-      "integrity": "sha512-klh/kDpwX8hryYL14M9w/xei6vrv6sE8gTHDG7/T/+SEovB/G4ejwcfE/CBzO6Edsu+OETZMZ3wcX/EjUkrl5A=="
+      "version": "3.40.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.40.0.tgz",
+      "integrity": "sha512-7vsMc/Lty6AGnn7uFpYT56QesI5D2Y/UkgKounk87OP9Z2H9Z8kj6jzcSGAxFmUtDOS0ntK6lbQz+Nsa0Jj6mQ=="
     },
     "core-js-compat": {
       "version": "3.39.0",
diff --git a/package.json b/package.json
index 4fd4c9ea..fb8fd0d1 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "bulma": "^0.9.4",
     "bulma-extensions": "^6.2.7",
     "bulmaswatch": "^0.8.1",
-    "core-js": "^2.5.4",
+    "core-js": "^3.40.0",
     "dompurify": "^3.2.3",
     "flag-icon-css": "^4.1.7",
     "lodash": "^4.17.15",