diff --git a/package.json b/package.json
index 51bcb818..bcd39d45 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "@types/node": "22.10.5",
     "@typescript-eslint/eslint-plugin": "5.62.0",
     "@typescript-eslint/parser": "5.62.0",
-    "core-js": "3.39.0",
+    "core-js": "3.40.0",
     "eslint": "8.57.1",
     "eslint-config-standard": "17.1.0",
     "eslint-import-resolver-typescript": "3.7.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 2e80dd8b..86733680 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -33,8 +33,8 @@ importers:
         specifier: 5.62.0
         version: 5.62.0(eslint@8.57.1)(typescript@5.7.3)
       core-js:
-        specifier: 3.39.0
-        version: 3.39.0
+        specifier: 3.40.0
+        version: 3.40.0
       eslint:
         specifier: 8.57.1
         version: 8.57.1
@@ -4125,8 +4125,8 @@ packages:
       browserslist: 4.24.0
     dev: true
 
-  /core-js@3.39.0:
-    resolution: {integrity: sha512-raM0ew0/jJUqkJ0E6e8UDtl+y/7ktFivgWvqw8dNSQeNWoSDLvQ1H/RN3aPXB9tBd4/FhyR4RDPGhsNIMsAn7g==}
+  /core-js@3.40.0:
+    resolution: {integrity: sha512-7vsMc/Lty6AGnn7uFpYT56QesI5D2Y/UkgKounk87OP9Z2H9Z8kj6jzcSGAxFmUtDOS0ntK6lbQz+Nsa0Jj6mQ==}
     requiresBuild: true
     dev: true