diff --git a/package.json b/package.json
index aa262a9e..10ec1bc5 100644
--- a/package.json
+++ b/package.json
@@ -173,7 +173,7 @@
     "eslint-plugin-storybook": "^0.8.0",
     "eslint-plugin-tailwindcss": "^3.14.2",
     "eslint-plugin-tsdoc": "^0.2.17",
-    "happy-dom": "^13.3.8",
+    "happy-dom": "^20.0.0",
     "husky": "^9.0.11",
     "jsdom": "^24.0.0",
     "lint-staged": "^15.2.2",