diff --git a/packages/stack/core/package-lock.json b/packages/stack/core/package-lock.json
index 98635a0efa..820d20775d 100644
--- a/packages/stack/core/package-lock.json
+++ b/packages/stack/core/package-lock.json
@@ -2463,9 +2463,9 @@
       }
     },
     "jsdom": {
-      "version": "20.0.3",
-      "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-20.0.3.tgz",
-      "integrity": "sha512-SYhBvTh89tTfCD/CRdSOm13mOBa42iTaTyfyEWBdKcGdPxPtLFBXuHR8XHb33YNYaP+lLbmSvBTsnoesCNJEsQ==",
+      "version": "21.0.0",
+      "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-21.0.0.tgz",
+      "integrity": "sha512-AIw+3ZakSUtDYvhwPwWHiZsUi3zHugpMEKlNPaurviseYoBqo0zBd3zqoUi3LPCNtPFlEP8FiW9MqCZdjb2IYA==",
       "requires": {
         "abab": "^2.0.6",
         "acorn": "^8.8.1",
diff --git a/packages/stack/core/package.json b/packages/stack/core/package.json
index c63923ccc0..f3ac1d4af4 100644
--- a/packages/stack/core/package.json
+++ b/packages/stack/core/package.json
@@ -81,7 +81,7 @@
     "eslint": "8.32.0",
     "eslint-plugin-html": "7.1.0",
     "eslint-plugin-json": "3.1.0",
-    "jsdom": "20.0.3",
+    "jsdom": "21.0.0",
     "jsdom-global": "3.0.2",
     "less": "4.1.3",
     "mocha": "10.2.0",