diff --git a/package-lock.json b/package-lock.json
index 04ce366c..12a10a7a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,7 +21,7 @@
         "@types/node": "^24.10.1",
         "@vitest/coverage-v8": "^4.0.14",
         "eslint": "^9.39.1",
-        "happy-dom": "^20.0.10",
+        "happy-dom": "^20.0.11",
         "typescript": "^5.9.3",
         "vite": "^7.2.4",
         "vitest": "^4.0.7"
@@ -4622,9 +4622,9 @@
       "license": "MIT"
     },
     "node_modules/happy-dom": {
-      "version": "20.0.10",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.0.10.tgz",
-      "integrity": "sha512-6umCCHcjQrhP5oXhrHQQvLB0bwb1UzHAHdsXy+FjtKoYjUhmNZsQL8NivwM1vDvNEChJabVrUYxUnp/ZdYmy2g==",
+      "version": "20.0.11",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.0.11.tgz",
+      "integrity": "sha512-QsCdAUHAmiDeKeaNojb1OHOPF7NjcWPBR7obdu3NwH2a/oyQaLg5d0aaCy/9My6CdPChYF07dvz5chaXBGaD4g==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index 783ca0df..a0497c1c 100644
--- a/package.json
+++ b/package.json
@@ -60,7 +60,7 @@
     "@types/node": "^24.10.1",
     "@vitest/coverage-v8": "^4.0.14",
     "eslint": "^9.39.1",
-    "happy-dom": "^20.0.10",
+    "happy-dom": "^20.0.11",
     "typescript": "^5.9.3",
     "vite": "^7.2.4",
     "vitest": "^4.0.7"