diff --git a/packages/generative-experiences-js/package.json b/packages/generative-experiences-js/package.json
index dd29402..a3ffedb 100644
--- a/packages/generative-experiences-js/package.json
+++ b/packages/generative-experiences-js/package.json
@@ -38,7 +38,7 @@
     "@testing-library/react": "^16.0.1",
     "@testing-library/react-hooks": "^8.0.1",
     "@types/react": "^18.3.9",
-    "happy-dom": "^15.7.4",
+    "happy-dom": "^20.8.9",
     "htm": "^3.1.1",
     "preact": "^10.25.1",
     "vitest": "2.1.2"
diff --git a/packages/generative-experiences-react/package.json b/packages/generative-experiences-react/package.json
index 102760b..5aafa6f 100644
--- a/packages/generative-experiences-react/package.json
+++ b/packages/generative-experiences-react/package.json
@@ -41,7 +41,7 @@
     "@testing-library/react": "^16.0.1",
     "@testing-library/react-hooks": "^8.0.1",
     "@types/react": "^18.3.9",
-    "happy-dom": "^15.7.4",
+    "happy-dom": "^20.8.9",
     "vitest": "2.1.2"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index ad7a8ce..2316d39 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1903,12 +1903,12 @@
   dependencies:
     "@types/node" "*"
 
-"@types/node@*", "@types/node@>= 8", "@types/node@>=8.9.0", "@types/node@^22.5.5":
-  version "22.7.4"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-22.7.4.tgz#e35d6f48dca3255ce44256ddc05dee1c23353fcc"
-  integrity sha512-y+NPi1rFzDs1NdQHHToqeiX2TIS79SWEAw9GYhkkx8bD0ChpfqC+n2j5OXOCpzfojBEBt6DnEnnG9MY0zk1XLg==
+"@types/node@*", "@types/node@>= 8", "@types/node@>=20.0.0", "@types/node@>=8.9.0":
+  version "25.5.0"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-25.5.0.tgz#5c99f37c443d9ccc4985866913f1ed364217da31"
+  integrity sha512-jp2P3tQMSxWugkCUKLRPVUpGaL5MVFwF8RDuSRztfwgN1wmqJeMSbKlnEtQqU8UrhTmzEmZdu2I6v2dpp7XIxw==
   dependencies:
-    undici-types "~6.19.2"
+    undici-types "~7.18.0"
 
 "@types/node@20.16.10":
   version "20.16.10"
@@ -1917,6 +1917,13 @@
   dependencies:
     undici-types "~6.19.2"
 
+"@types/node@^22.5.5":
+  version "22.7.4"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-22.7.4.tgz#e35d6f48dca3255ce44256ddc05dee1c23353fcc"
+  integrity sha512-y+NPi1rFzDs1NdQHHToqeiX2TIS79SWEAw9GYhkkx8bD0ChpfqC+n2j5OXOCpzfojBEBt6DnEnnG9MY0zk1XLg==
+  dependencies:
+    undici-types "~6.19.2"
+
 "@types/normalize-package-data@^2.4.0":
   version "2.4.4"
   resolved "https://registry.yarnpkg.com/@types/normalize-package-data/-/normalize-package-data-2.4.4.tgz#56e2cc26c397c038fab0e3a917a12d5c5909e901"
@@ -1952,11 +1959,23 @@
   resolved "https://registry.yarnpkg.com/@types/tough-cookie/-/tough-cookie-4.0.5.tgz#cb6e2a691b70cb177c6e3ae9c1d2e8b2ea8cd304"
   integrity sha512-/Ad8+nIOV7Rl++6f1BdKxFSMgmoqEoYbHRpPcx3JEfv8VRsQe9Z4mCXeJBzxs7mbHY/XOZZuXlRNfhpVPbs6ZA==
 
+"@types/whatwg-mimetype@^3.0.2":
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/@types/whatwg-mimetype/-/whatwg-mimetype-3.0.2.tgz#e5e06dcd3e92d4e622ef0129637707d66c28d6a4"
+  integrity sha512-c2AKvDT8ToxLIOUlN51gTiHXflsfIFisS4pO7pDPoKouJCESkhZnEy623gwP9laCy5lnLDAw1vAzu2vM2YLOrA==
+
 "@types/wrap-ansi@^3.0.0":
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/@types/wrap-ansi/-/wrap-ansi-3.0.0.tgz#18b97a972f94f60a679fd5c796d96421b9abb9fd"
   integrity sha512-ltIpx+kM7g/MLRZfkbL7EsCEjfzCcScLpkg37eXEtx5kmrAKBkTJwd1GIAjDSL8wTpM6Hzn5YO4pSb91BEwu1g==
 
+"@types/ws@^8.18.1":
+  version "8.18.1"
+  resolved "https://registry.yarnpkg.com/@types/ws/-/ws-8.18.1.tgz#48464e4bf2ddfd17db13d845467f6070ffea4aa9"
+  integrity sha512-ThVF6DCVhA8kUGy+aazFQ4kXQ7E1Ty7A3ypFOe0IcJV8O/M511G99AW24irKrW56Wt44yG9+ij8FaqoBGkuBXg==
+  dependencies:
+    "@types/node" "*"
+
 "@typescript-eslint/eslint-plugin@2.19.0":
   version "2.19.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-2.19.0.tgz#bf743448a4633e4b52bee0c40148ba072ab3adbd"
@@ -3732,6 +3751,11 @@ entities@^4.2.0, entities@^4.5.0:
   resolved "https://registry.yarnpkg.com/entities/-/entities-4.5.0.tgz#5d268ea5e7113ec74c4d033b79ea5a35a488fb48"
   integrity sha512-V0hjH4dGPh9Ao5p0MoRY6BVqtwCjhz6vI5LT8AJ55H+4g9/4vbHx1I54fS0XuclLhDHArPQCiMjDxjaL8fPxhw==
 
+entities@^7.0.1:
+  version "7.0.1"
+  resolved "https://registry.yarnpkg.com/entities/-/entities-7.0.1.tgz#26e8a88889db63417dcb9a1e79a3f1bc92b5976b"
+  integrity sha512-TWrgLOFUQTH994YUyl1yT4uyavY5nNB5muff+RtWaqNVCAK408b5ZnnbNAUEWLTCpum9w6arT70i1XdQ4UeOPA==
+
 env-paths@^2.2.0:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/env-paths/-/env-paths-2.2.1.tgz#420399d416ce1fbe9bc0a07c62fa68d67fd0f8f2"
@@ -4687,14 +4711,17 @@ handlebars@^4.7.7:
   optionalDependencies:
     uglify-js "^3.1.4"
 
-happy-dom@^15.7.4:
-  version "15.7.4"
-  resolved "https://registry.yarnpkg.com/happy-dom/-/happy-dom-15.7.4.tgz#05aade59c1d307336001b7004c76dfc6a829f220"
-  integrity sha512-r1vadDYGMtsHAAsqhDuk4IpPvr6N8MGKy5ntBo7tSdim+pWDxus2PNqOcOt8LuDZ4t3KJHE+gCuzupcx/GKnyQ==
+happy-dom@^20.8.9:
+  version "20.8.9"
+  resolved "https://registry.yarnpkg.com/happy-dom/-/happy-dom-20.8.9.tgz#aeacc9ab9aacada379bce0ba37b2f02dabbba286"
+  integrity sha512-Tz23LR9T9jOGVZm2x1EPdXqwA37G/owYMxRwU0E4miurAtFsPMQ1d2Jc2okUaSjZqAFz2oEn3FLXC5a0a+siyA==
   dependencies:
-    entities "^4.5.0"
-    webidl-conversions "^7.0.0"
+    "@types/node" ">=20.0.0"
+    "@types/whatwg-mimetype" "^3.0.2"
+    "@types/ws" "^8.18.1"
+    entities "^7.0.1"
     whatwg-mimetype "^3.0.0"
+    ws "^8.18.3"
 
 hard-rejection@^2.1.0:
   version "2.1.0"
@@ -8599,6 +8626,11 @@ undici-types@~6.19.2:
   resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-6.19.8.tgz#35111c9d1437ab83a7cdc0abae2f26d88eda0a02"
   integrity sha512-ve2KP6f/JnbPBFyobGHuerC9g1FYGn/F8n1LWTwNxCEzd6IfqTwUQcNXgEtmmQ6DlRrC1hrSrBnCZPokRrDHjw==
 
+undici-types@~7.18.0:
+  version "7.18.2"
+  resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-7.18.2.tgz#29357a89e7b7ca4aef3bf0fd3fd0cd73884229e9"
+  integrity sha512-AsuCzffGHJybSaRrmr5eHr81mwJU3kjw6M+uprWvCXiNeN9SOGwQ3Jn8jb8m3Z6izVgknn1R0FTCEAP2QrLY/w==
+
 unique-filename@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/unique-filename/-/unique-filename-3.0.0.tgz#48ba7a5a16849f5080d26c760c86cf5cf05770ea"
@@ -8839,11 +8871,6 @@ webidl-conversions@^3.0.0:
   resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-3.0.1.tgz#24534275e2a7bc6be7bc86611cc16ae0a5654871"
   integrity sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ==
 
-webidl-conversions@^7.0.0:
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-7.0.0.tgz#256b4e1882be7debbf01d05f0aa2039778ea080a"
-  integrity sha512-VwddBukDzu71offAQR975unBIGqfKZpM+8ZX6ySk8nYhVoo5CYaZyzt3YBvYtRtO+aoGlqxPg/B87NGVZ/fu6g==
-
 whatwg-mimetype@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/whatwg-mimetype/-/whatwg-mimetype-3.0.0.tgz#5fa1a7623867ff1af6ca3dc72ad6b8a4208beba7"
@@ -9023,6 +9050,11 @@ write@1.0.3:
   dependencies:
     mkdirp "^0.5.1"
 
+ws@^8.18.3:
+  version "8.20.0"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-8.20.0.tgz#4cd9532358eba60bc863aad1623dfb045a4d4af8"
+  integrity sha512-sAt8BhgNbzCtgGbt2OxmpuryO63ZoDk/sqaB/znQm94T4fCEsy/yV+7CdC1kJhOU9lboAEU7R3kquuycDoibVA==
+
 xtend@~4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"