diff --git a/package.json b/package.json
index d507f27e..69018ef6 100644
--- a/package.json
+++ b/package.json
@@ -144,7 +144,7 @@
     "chai": "^4.3.4",
     "chalk": "^4.1.2",
     "copy-webpack-plugin": "^9.0.1",
-    "core-js": "^3.18.1",
+    "core-js": "^3.18.3",
     "cross-env": "^7.0.3",
     "css-loader": "^6.4.0",
     "del": "^6.0.0",
diff --git a/yarn.lock b/yarn.lock
index 6627de86..4b60ba28 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3966,10 +3966,10 @@ core-js@^2.4.0, core-js@^2.5.0:
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.11.tgz#38831469f9922bded8ee21c9dc46985e0399308c"
   integrity sha512-5wjnpaT/3dV+XB4borEsnAYQchn00XSgTAWKDkEqv+K8KevjbzmofK6hfJ9TZIlpj2N0xQpazy7PiRQiWHqzWg==
 
-core-js@^3.18.1, core-js@^3.6.5:
-  version "3.18.1"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.18.1.tgz#289d4be2ce0085d40fc1244c0b1a54c00454622f"
-  integrity sha512-vJlUi/7YdlCZeL6fXvWNaLUPh/id12WXj3MbkMw5uOyF0PfWPBNOCNbs53YqgrvtujLNlt9JQpruyIKkUZ+PKA==
+core-js@^3.18.3, core-js@^3.6.5:
+  version "3.18.3"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.18.3.tgz#86a0bba2d8ec3df860fefcc07a8d119779f01509"
+  integrity sha512-tReEhtMReZaPFVw7dajMx0vlsz3oOb8ajgPoHVYGxr8ErnZ6PcYEvvmjGmXlfpnxpkYSdOQttjB+MvVbCGfvLw==
 
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"