diff --git a/package-lock.json b/package-lock.json
index a9e96ce..a849a4a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
         "@stryker-mutator/core": "^9",
         "@stryker-mutator/vitest-runner": "^9",
         "@vitest/coverage-v8": "^4",
-        "happy-dom": "^20.8.9",
+        "happy-dom": "^20.9.0",
         "oxfmt": "^0.45.0",
         "oxlint": "^1.60",
         "publint": "^0.3.18",
@@ -5936,9 +5936,9 @@
       "license": "ISC"
     },
     "node_modules/happy-dom": {
-      "version": "20.8.9",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.8.9.tgz",
-      "integrity": "sha512-Tz23LR9T9jOGVZm2x1EPdXqwA37G/owYMxRwU0E4miurAtFsPMQ1d2Jc2okUaSjZqAFz2oEn3FLXC5a0a+siyA==",
+      "version": "20.9.0",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.9.0.tgz",
+      "integrity": "sha512-GZZ9mKe8r646NUAf/zemnGbjYh4Bt8/MqASJY+pSm5ZDtc3YQox+4gsLI7yi1hba6o+eCsGxpHn5+iEVn31/FQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -10524,7 +10524,7 @@
         "@script-development/fs-http": "^0.1.0",
         "@script-development/fs-loading": "^0.1.0",
         "@script-development/fs-storage": "^0.1.0",
-        "happy-dom": "^20.8.9",
+        "happy-dom": "^20.9.0",
         "vue": "^3.5.32"
       },
       "peerDependencies": {
@@ -10544,7 +10544,7 @@
       },
       "devDependencies": {
         "@vue/test-utils": "^2.4.6",
-        "happy-dom": "^20.8.9",
+        "happy-dom": "^20.9.0",
         "vue": "^3.5.32"
       },
       "peerDependencies": {
@@ -10584,7 +10584,7 @@
         "@script-development/fs-http": "^0.1.0",
         "@vue/test-utils": "^2.4.6",
         "axios": "^1.15.0",
-        "happy-dom": "^20.8.9",
+        "happy-dom": "^20.9.0",
         "vue": "^3.5.32"
       },
       "peerDependencies": {
@@ -10598,7 +10598,7 @@
       "license": "MIT",
       "devDependencies": {
         "@vue/test-utils": "^2.4.6",
-        "happy-dom": "^20.8.9",
+        "happy-dom": "^20.9.0",
         "vue": "^3.5.0",
         "vue-router": "^5.0.4"
       },
@@ -10612,7 +10612,7 @@
       "version": "0.1.1",
       "license": "MIT",
       "devDependencies": {
-        "happy-dom": "^20.8.9"
+        "happy-dom": "^20.9.0"
       }
     },
     "packages/theme": {
@@ -10620,7 +10620,7 @@
       "version": "0.1.0",
       "license": "MIT",
       "devDependencies": {
-        "happy-dom": "^20.8.9",
+        "happy-dom": "^20.9.0",
         "vue": "^3.5.32"
       },
       "peerDependencies": {
@@ -10636,7 +10636,7 @@
       },
       "devDependencies": {
         "@vue/test-utils": "^2.4.6",
-        "happy-dom": "^20.8.9",
+        "happy-dom": "^20.9.0",
         "vue": "^3.5.32"
       },
       "peerDependencies": {
diff --git a/package.json b/package.json
index c694b6e..bd614ca 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "@stryker-mutator/core": "^9",
     "@stryker-mutator/vitest-runner": "^9",
     "@vitest/coverage-v8": "^4",
-    "happy-dom": "^20.8.9",
+    "happy-dom": "^20.9.0",
     "oxfmt": "^0.45.0",
     "oxlint": "^1.60",
     "publint": "^0.3.18",
diff --git a/packages/adapter-store/package.json b/packages/adapter-store/package.json
index 8a6a108..2bf0fbb 100644
--- a/packages/adapter-store/package.json
+++ b/packages/adapter-store/package.json
@@ -45,7 +45,7 @@
     "@script-development/fs-http": "^0.1.0",
     "@script-development/fs-loading": "^0.1.0",
     "@script-development/fs-storage": "^0.1.0",
-    "happy-dom": "^20.8.9",
+    "happy-dom": "^20.9.0",
     "vue": "^3.5.32"
   },
   "peerDependencies": {
diff --git a/packages/dialog/package.json b/packages/dialog/package.json
index 0895f69..4341620 100644
--- a/packages/dialog/package.json
+++ b/packages/dialog/package.json
@@ -45,7 +45,7 @@
   },
   "devDependencies": {
     "@vue/test-utils": "^2.4.6",
-    "happy-dom": "^20.8.9",
+    "happy-dom": "^20.9.0",
     "vue": "^3.5.32"
   },
   "peerDependencies": {
diff --git a/packages/loading/package.json b/packages/loading/package.json
index 0e97530..eb370f5 100644
--- a/packages/loading/package.json
+++ b/packages/loading/package.json
@@ -44,7 +44,7 @@
     "@script-development/fs-http": "^0.1.0",
     "@vue/test-utils": "^2.4.6",
     "axios": "^1.15.0",
-    "happy-dom": "^20.8.9",
+    "happy-dom": "^20.9.0",
     "vue": "^3.5.32"
   },
   "peerDependencies": {
diff --git a/packages/router/package.json b/packages/router/package.json
index 0b16f52..eac9911 100644
--- a/packages/router/package.json
+++ b/packages/router/package.json
@@ -42,7 +42,7 @@
   },
   "devDependencies": {
     "@vue/test-utils": "^2.4.6",
-    "happy-dom": "^20.8.9",
+    "happy-dom": "^20.9.0",
     "vue": "^3.5.0",
     "vue-router": "^5.0.4"
   },
diff --git a/packages/storage/package.json b/packages/storage/package.json
index 29365f3..0dfc096 100644
--- a/packages/storage/package.json
+++ b/packages/storage/package.json
@@ -41,6 +41,6 @@
     "test:mutation": "stryker run"
   },
   "devDependencies": {
-    "happy-dom": "^20.8.9"
+    "happy-dom": "^20.9.0"
   }
 }
diff --git a/packages/theme/package.json b/packages/theme/package.json
index 73b020e..115d6d3 100644
--- a/packages/theme/package.json
+++ b/packages/theme/package.json
@@ -41,7 +41,7 @@
     "test:mutation": "stryker run"
   },
   "devDependencies": {
-    "happy-dom": "^20.8.9",
+    "happy-dom": "^20.9.0",
     "vue": "^3.5.32"
   },
   "peerDependencies": {
diff --git a/packages/toast/package.json b/packages/toast/package.json
index dd15848..a9191cf 100644
--- a/packages/toast/package.json
+++ b/packages/toast/package.json
@@ -45,7 +45,7 @@
   },
   "devDependencies": {
     "@vue/test-utils": "^2.4.6",
-    "happy-dom": "^20.8.9",
+    "happy-dom": "^20.9.0",
     "vue": "^3.5.32"
   },
   "peerDependencies": {