diff --git a/package-lock.json b/package-lock.json
index 5d4c6cd2..a5bc1d82 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -23,7 +23,7 @@
         "serverless-http": "^3.2.0"
       },
       "devDependencies": {
-        "@happy-dom/jest-environment": "^18.0.1",
+        "@happy-dom/jest-environment": "^20.0.8",
         "@playwright/test": "^1.55.1",
         "@stackla/eslint-config": "^1.0.0",
         "@stackla/handlebars": "^0.1.10",
@@ -5269,40 +5269,29 @@
       }
     },
     "node_modules/@happy-dom/jest-environment": {
-      "version": "18.0.1",
-      "resolved": "https://registry.npmjs.org/@happy-dom/jest-environment/-/jest-environment-18.0.1.tgz",
-      "integrity": "sha512-Tt1oSC7yBwM05j6/SOLagOAJ/NW7XrXKKqUwcuBY++OZO9YyEWF/i72jFSc3DGW4ZAHfc6HHsTIkhayxyy+DsA==",
+      "version": "20.0.8",
+      "resolved": "https://registry.npmjs.org/@happy-dom/jest-environment/-/jest-environment-20.0.8.tgz",
+      "integrity": "sha512-e8/c1EW+vUF7MFTZZtPbWrD3rStPnx3X8M4pAaOU++x+1lsXr/bsdoLoHs6bQ2kEZyPRhate3sC6MnpVD/O/9A==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@jest/environment": "^29.4.0",
-        "@jest/fake-timers": "^29.4.0",
-        "@jest/types": "^29.4.0",
-        "@types/jest": "29.4.0",
-        "@types/node": "^20.0.0",
-        "happy-dom": "^18.0.1",
-        "jest-mock": "^29.4.0",
-        "jest-util": "^29.4.0"
+        "happy-dom": "^20.0.8"
       },
       "engines": {
         "node": ">=20.0.0"
-      }
-    },
-    "node_modules/@happy-dom/jest-environment/node_modules/@types/jest": {
-      "version": "29.4.0",
-      "resolved": "https://registry.npmjs.org/@types/jest/-/jest-29.4.0.tgz",
-      "integrity": "sha512-VaywcGQ9tPorCX/Jkkni7RWGFfI11whqzs8dvxF41P17Z+z872thvEvlIbznjPJ02kl1HMX3LmLOonsj2n7HeQ==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "expect": "^29.0.0",
-        "pretty-format": "^29.0.0"
+      },
+      "peerDependencies": {
+        "@jest/environment": ">=25.0.0",
+        "@jest/fake-timers": ">=25.0.0",
+        "@jest/types": ">=25.0.0",
+        "jest-mock": ">=25.0.0",
+        "jest-util": ">=25.0.0"
       }
     },
     "node_modules/@happy-dom/jest-environment/node_modules/@types/node": {
-      "version": "20.19.18",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.18.tgz",
-      "integrity": "sha512-KeYVbfnbsBCyKG8e3gmUqAfyZNcoj/qpEbHRkQkfZdKOBrU7QQ+BsTdfqLSWX9/m1ytYreMhpKvp+EZi3UFYAg==",
+      "version": "20.19.23",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.23.tgz",
+      "integrity": "sha512-yIdlVVVHXpmqRhtyovZAcSy0MiPcYWGkoO4CGe/+jpP0hmNuihm4XhHbADpK++MsiLHP5MVlv+bcgdF99kSiFQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -5310,9 +5299,9 @@
       }
     },
     "node_modules/@happy-dom/jest-environment/node_modules/happy-dom": {
-      "version": "18.0.1",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-18.0.1.tgz",
-      "integrity": "sha512-qn+rKOW7KWpVTtgIUi6RVmTBZJSe2k0Db0vh1f7CWrWclkkc7/Q+FrOfkZIb2eiErLyqu5AXEzE7XthO9JVxRA==",
+      "version": "20.0.8",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.0.8.tgz",
+      "integrity": "sha512-TlYaNQNtzsZ97rNMBAm8U+e2cUQXNithgfCizkDgc11lgmN4j9CKMhO3FPGKWQYPwwkFcPpoXYF/CqEPLgzfOg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index 7377d7d9..5c2e2f33 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "@swc/core-win32-x64-msvc": "^1.13.20"
   },
   "devDependencies": {
-    "@happy-dom/jest-environment": "^18.0.1",
+    "@happy-dom/jest-environment": "^20.0.8",
     "@playwright/test": "^1.55.1",
     "@stackla/eslint-config": "^1.0.0",
     "@stackla/handlebars": "^0.1.10",