diff --git a/package-lock.json b/package-lock.json
index e37daf12..e5772529 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -33,7 +33,7 @@
         "@vue/test-utils": "^1.3.6",
         "@vue/tsconfig": "^0.5.1",
         "browserslist": "^4.27.0",
-        "happy-dom": "^20.0.5",
+        "happy-dom": "^20.0.8",
         "typescript": "^5.9.3",
         "vite": "^7.1.11",
         "vitest": "^3.0.2"
@@ -6645,9 +6645,9 @@
       "license": "MIT"
     },
     "node_modules/happy-dom": {
-      "version": "20.0.5",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.0.5.tgz",
-      "integrity": "sha512-AiqA0rfS7WR1kihXt9W9aA5LFLaOKzwiL+QoI7BkOQ0r21C7VHTOf4k8QNlnWYaHLhpI2tZzJPLV1lY1obDTmw==",
+      "version": "20.0.8",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.0.8.tgz",
+      "integrity": "sha512-TlYaNQNtzsZ97rNMBAm8U+e2cUQXNithgfCizkDgc11lgmN4j9CKMhO3FPGKWQYPwwkFcPpoXYF/CqEPLgzfOg==",
       "dev": true,
       "dependencies": {
         "@types/node": "^20.0.0",
diff --git a/package.json b/package.json
index ebc64e2d..7236735b 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "@vue/test-utils": "^1.3.6",
     "@vue/tsconfig": "^0.5.1",
     "browserslist": "^4.27.0",
-    "happy-dom": "^20.0.5",
+    "happy-dom": "^20.0.8",
     "typescript": "^5.9.3",
     "vite": "^7.1.11",
     "vitest": "^3.0.2"