diff --git a/package.json b/package.json
index a19dac0d1fc..de800a4542b 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "eslint-plugin-simple-import-sort": "7.0.0",
     "eslint-plugin-tsdoc": "0.2.17",
     "get-port": "^7.1.0",
-    "happy-dom": "14.12.3",
+    "happy-dom": "20.0.0",
     "husky": "^4.2.3",
     "jest": "29.7.0",
     "prettier": "3.2.5",
diff --git a/yarn.lock b/yarn.lock
index 5de2ba342cd..8879e1b33fe 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3732,6 +3732,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/node@npm:^20.0.0":
+  version: 20.19.20
+  resolution: "@types/node@npm:20.19.20"
+  dependencies:
+    undici-types: "npm:~6.21.0"
+  checksum: 10c0/f05e931b5a58877520f3c84c93d787a5daf4790cc2a919cb590d3e68241975d53f94f5f340b7a5a7a214c296f2d92fc17730b30111164f666ddfa4e41b2a5706
+  languageName: node
+  linkType: hard
+
 "@types/normalize-package-data@npm:^2.4.0":
   version: 2.4.4
   resolution: "@types/normalize-package-data@npm:2.4.4"
@@ -3774,6 +3783,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/whatwg-mimetype@npm:^3.0.2":
+  version: 3.0.2
+  resolution: "@types/whatwg-mimetype@npm:3.0.2"
+  checksum: 10c0/dad39d1e4abe760a0a963c84bbdbd26b1df0eb68aff83bdf6ecbb50ad781ead777f6906d19a87007790b750f7500a12e5624d31fc6a1529d14bd19b5c3a316d1
+  languageName: node
+  linkType: hard
+
 "@types/yargs-parser@npm:*":
   version: 21.0.0
   resolution: "@types/yargs-parser@npm:21.0.0"
@@ -6732,14 +6748,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"happy-dom@npm:14.12.3":
-  version: 14.12.3
-  resolution: "happy-dom@npm:14.12.3"
+"happy-dom@npm:20.0.0":
+  version: 20.0.0
+  resolution: "happy-dom@npm:20.0.0"
   dependencies:
-    entities: "npm:^4.5.0"
-    webidl-conversions: "npm:^7.0.0"
+    "@types/node": "npm:^20.0.0"
+    "@types/whatwg-mimetype": "npm:^3.0.2"
     whatwg-mimetype: "npm:^3.0.0"
-  checksum: 10c0/72e817bc9d03c4c0dbb794f8fb5b69aac4b4dbe0ee789a6b6a02a60298a9aa99bac766967a5c642153e5c95c02489437f878de5641ed64fd13b2271c56805df5
+  checksum: 10c0/a205da48f3c98ae2b2bcb73c8f673fea66296cd2fc081065fcd5fa42b4411546c1b8f7c26ef2ca5adf0bdd1ced9aff4f429a3a4f5e6bce7724eec2747bef1a49
   languageName: node
   linkType: hard
 
@@ -10067,7 +10083,7 @@ __metadata:
     eslint-plugin-tsdoc: "npm:0.2.17"
     get-port: "npm:^7.1.0"
     glob: "npm:^7.1.6"
-    happy-dom: "npm:14.12.3"
+    happy-dom: "npm:20.0.0"
     husky: "npm:^4.2.3"
     jest: "npm:29.7.0"
     prettier: "npm:3.2.5"
@@ -10991,6 +11007,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"undici-types@npm:~6.21.0":
+  version: 6.21.0
+  resolution: "undici-types@npm:6.21.0"
+  checksum: 10c0/c01ed51829b10aa72fc3ce64b747f8e74ae9b60eafa19a7b46ef624403508a54c526ffab06a14a26b3120d055e1104d7abe7c9017e83ced038ea5cf52f8d5e04
+  languageName: node
+  linkType: hard
+
 "unique-filename@npm:^2.0.0":
   version: 2.0.1
   resolution: "unique-filename@npm:2.0.1"
@@ -11339,13 +11362,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"webidl-conversions@npm:^7.0.0":
-  version: 7.0.0
-  resolution: "webidl-conversions@npm:7.0.0"
-  checksum: 10c0/228d8cb6d270c23b0720cb2d95c579202db3aaf8f633b4e9dd94ec2000a04e7e6e43b76a94509cdb30479bd00ae253ab2371a2da9f81446cc313f89a4213a2c4
-  languageName: node
-  linkType: hard
-
 "webpack-cli@npm:^6.0.1":
   version: 6.0.1
   resolution: "webpack-cli@npm:6.0.1"