diff --git a/package-lock.json b/package-lock.json
index e2258c7..b9b6fb5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,7 +25,7 @@
         "@typescript-eslint/parser": "^7.11.0 || ^8.8.1",
         "@typescript-eslint/rule-tester": "^7.11.0 || ^8.8.1",
         "@vitest/ui": "^3.0.9",
-        "happy-dom": "^17.4.4",
+        "happy-dom": "^19.0.2",
         "lefthook": "^1.7.16",
         "semantic-release": "^24.1.1",
         "typescript": "~5.7.0",
@@ -2269,6 +2269,13 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/whatwg-mimetype": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/@types/whatwg-mimetype/-/whatwg-mimetype-3.0.2.tgz",
+      "integrity": "sha512-c2AKvDT8ToxLIOUlN51gTiHXflsfIFisS4pO7pDPoKouJCESkhZnEy623gwP9laCy5lnLDAw1vAzu2vM2YLOrA==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@typescript-eslint/parser": {
       "version": "8.33.1",
       "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-8.33.1.tgz",
@@ -4238,19 +4245,37 @@
       }
     },
     "node_modules/happy-dom": {
-      "version": "17.4.4",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-17.4.4.tgz",
-      "integrity": "sha512-/Pb0ctk3HTZ5xEL3BZ0hK1AqDSAUuRQitOmROPHhfUYEWpmTImwfD8vFDGADmMAX0JYgbcgxWoLFKtsWhcpuVA==",
+      "version": "19.0.2",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-19.0.2.tgz",
+      "integrity": "sha512-831CLbgDyjRbd2lApHZFsBDe56onuFcjsCBPodzWpzedTpeDr8CGZjs7iEIdNW1DVwSFRecfwzLpVyGBPamwGA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "webidl-conversions": "^7.0.0",
+        "@types/node": "^20.0.0",
+        "@types/whatwg-mimetype": "^3.0.2",
         "whatwg-mimetype": "^3.0.0"
       },
       "engines": {
-        "node": ">=18.0.0"
+        "node": ">=20.0.0"
+      }
+    },
+    "node_modules/happy-dom/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==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "undici-types": "~6.21.0"
       }
     },
+    "node_modules/happy-dom/node_modules/undici-types": {
+      "version": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/has-flag": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
@@ -10422,16 +10447,6 @@
         "url": "https://github.com/sponsors/jonschlinkert"
       }
     },
-    "node_modules/webidl-conversions": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-7.0.0.tgz",
-      "integrity": "sha512-VwddBukDzu71offAQR975unBIGqfKZpM+8ZX6ySk8nYhVoo5CYaZyzt3YBvYtRtO+aoGlqxPg/B87NGVZ/fu6g==",
-      "dev": true,
-      "license": "BSD-2-Clause",
-      "engines": {
-        "node": ">=12"
-      }
-    },
     "node_modules/whatwg-mimetype": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/whatwg-mimetype/-/whatwg-mimetype-3.0.0.tgz",
diff --git a/package.json b/package.json
index 9d8dbda..b92a611 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "@typescript-eslint/parser": "^7.11.0 || ^8.8.1",
     "@typescript-eslint/rule-tester": "^7.11.0 || ^8.8.1",
     "@vitest/ui": "^3.0.9",
-    "happy-dom": "^17.4.4",
+    "happy-dom": "^19.0.2",
     "lefthook": "^1.7.16",
     "semantic-release": "^24.1.1",
     "typescript": "~5.7.0",