diff --git a/package.json b/package.json
index 8d86dea979..443372292b 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "eslint": "^9.35.0",
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-prettier": "^5.5.4",
-    "happy-dom": "^19.0.2",
+    "happy-dom": "^20.8.9",
     "markdown-it-container": "^4.0.0",
     "prettier": "^3.6.2",
     "vite-plugin-vuetify": "^2.1.2",
diff --git a/yarn.lock b/yarn.lock
index 3deed51f97..69fb10f35f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1153,12 +1153,12 @@
   resolved "https://registry.yarnpkg.com/@types/mdurl/-/mdurl-2.0.0.tgz#d43878b5b20222682163ae6f897b20447233bdfd"
   integrity sha512-RGdgjQUZba5p6QEFAVx2OGb8rQDL/cPRG7GiedRzMcJ1tYnUANBncjbSB1NRGwbvjcPeikRABz2nshyPk1bhWg==
 
-"@types/node@^20.0.0":
-  version "20.19.39"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.19.39.tgz#e98a3b575574070cd34b784bd173767269f95e99"
-  integrity sha512-orrrD74MBUyK8jOAD/r0+lfa1I2MO6I+vAkmAWzMYbCcgrN4lCrmK52gRFQq/JRxfYPfonkr4b0jcY7Olqdqbw==
+"@types/node@*", "@types/node@>=20.0.0":
+  version "25.5.2"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-25.5.2.tgz#94861e32f9ffd8de10b52bbec403465c84fff762"
+  integrity sha512-tO4ZIRKNC+MDWV4qKVZe3Ql/woTnmHDr5JD8UI5hn2pwBrHEwOEMZK7WlNb5RKB6EoJ02gwmQS9OrjuFnZYdpg==
   dependencies:
-    undici-types "~6.21.0"
+    undici-types "~7.18.0"
 
 "@types/unist@*", "@types/unist@^3.0.0":
   version "3.0.3"
@@ -1175,6 +1175,13 @@
   resolved "https://registry.yarnpkg.com/@types/whatwg-mimetype/-/whatwg-mimetype-3.0.2.tgz#e5e06dcd3e92d4e622ef0129637707d66c28d6a4"
   integrity sha512-c2AKvDT8ToxLIOUlN51gTiHXflsfIFisS4pO7pDPoKouJCESkhZnEy623gwP9laCy5lnLDAw1vAzu2vM2YLOrA==
 
+"@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" "*"
+
 "@ungap/structured-clone@^1.0.0":
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/@ungap/structured-clone/-/structured-clone-1.3.0.tgz#d06bbb384ebcf6c505fde1c3d0ed4ddffe0aaff8"
@@ -2184,14 +2191,17 @@ gopd@^1.2.0:
   resolved "https://registry.yarnpkg.com/gopd/-/gopd-1.2.0.tgz#89f56b8217bdbc8802bd299df6d7f1081d7e51a1"
   integrity sha512-ZUKRh6/kUFoAiTAtTYPZJ3hw9wNxx+BIBOijnlG9PnrJsCcSjs1wyyD6vJpaYtgnzDrKYRSqf3OO6Rfa93xsRg==
 
-happy-dom@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/happy-dom/-/happy-dom-19.0.2.tgz#ecb9d48b7fc802c70c59b7ec1148517c125f8b04"
-  integrity sha512-831CLbgDyjRbd2lApHZFsBDe56onuFcjsCBPodzWpzedTpeDr8CGZjs7iEIdNW1DVwSFRecfwzLpVyGBPamwGA==
+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:
-    "@types/node" "^20.0.0"
+    "@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"
 
 has-flag@^4.0.0:
   version "4.0.0"
@@ -3029,10 +3039,10 @@ uc.micro@^2.0.0, uc.micro@^2.1.0:
   resolved "https://registry.yarnpkg.com/uc.micro/-/uc.micro-2.1.0.tgz#f8d3f7d0ec4c3dea35a7e3c8efa4cb8b45c9e7ee"
   integrity sha512-ARDJmphmdvUk6Glw7y9DQ2bFkKBHwQHLi2lsaH6PPmz/Ka9sFOBsBluozhDltWmnv9u/cF6Rt87znRTPV+yp/A==
 
-undici-types@~6.21.0:
-  version "6.21.0"
-  resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-6.21.0.tgz#691d00af3909be93a7faa13be61b3a5b50ef12cb"
-  integrity sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==
+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==
 
 unist-util-is@^6.0.0:
   version "6.0.1"
@@ -3284,6 +3294,11 @@ wrap-ansi@^8.1.0:
     string-width "^5.0.1"
     strip-ansi "^7.0.1"
 
+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==
+
 yallist@^3.0.2:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.1.1.tgz#dbb7daf9bfd8bac9ab45ebf602b8cbad0d5d08fd"