diff --git a/package-lock.json b/package-lock.json
index 9d68b8d..a91687d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@xeokit/xeokit-convert",
-  "version": "1.1.18",
+  "version": "1.1.23",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@xeokit/xeokit-convert",
-      "version": "1.1.18",
+      "version": "1.1.23",
       "license": "LICENSE",
       "dependencies": {
         "@loaders.gl/core": "^3.2.6",
@@ -20,7 +20,7 @@
         "@loaders.gl/textures": "^3.2.6",
         "@typeonly/validator": "^0.5.2",
         "commander": "^11.0.0",
-        "core-js": "^3.22.5",
+        "core-js": "^3.39.0",
         "fs": "0.0.1-security",
         "pako": "^2.0.4",
         "path": "^0.12.7",
@@ -4185,10 +4185,11 @@
       }
     },
     "node_modules/core-js": {
-      "version": "3.31.1",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.31.1.tgz",
-      "integrity": "sha512-2sKLtfq1eFST7l7v62zaqXacPc7uG8ZAya8ogijLhTtaKNcpzpB4TMoTw2Si+8GYKRwFPMMtUT0263QFWFfqyQ==",
+      "version": "3.39.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.39.0.tgz",
+      "integrity": "sha512-raM0ew0/jJUqkJ0E6e8UDtl+y/7ktFivgWvqw8dNSQeNWoSDLvQ1H/RN3aPXB9tBd4/FhyR4RDPGhsNIMsAn7g==",
       "hasInstallScript": true,
+      "license": "MIT",
       "funding": {
         "type": "opencollective",
         "url": "https://opencollective.com/core-js"
diff --git a/package.json b/package.json
index 6a441c7..206bd5d 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "@loaders.gl/textures": "^3.2.6",
     "@typeonly/validator": "^0.5.2",
     "commander": "^11.0.0",
-    "core-js": "^3.22.5",
+    "core-js": "^3.39.0",
     "fs": "0.0.1-security",
     "pako": "^2.0.4",
     "path": "^0.12.7",