diff --git a/package.json b/package.json
index 00072b1a..ad5fd6a7 100644
--- a/package.json
+++ b/package.json
@@ -121,7 +121,7 @@
     "esbuild": "0.17.19",
     "eslint": "8.40.0",
     "eslint-plugin-vue": "9.13.0",
-    "happy-dom": "9.18.3",
+    "happy-dom": "9.20.1",
     "histoire": "0.16.1",
     "postcss": "8.4.23",
     "postcss-easing-gradients": "3.0.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index be1d4dea..08fb89d2 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -231,8 +231,8 @@ devDependencies:
     specifier: 9.13.0
     version: 9.13.0(eslint@8.40.0)
   happy-dom:
-    specifier: 9.18.3
-    version: 9.18.3
+    specifier: 9.20.1
+    version: 9.20.1
   histoire:
     specifier: 0.16.1
     version: 0.16.1(@types/node@18.16.11)(sass@1.62.1)(terser@5.10.0)(vite@4.3.8)
@@ -280,7 +280,7 @@ devDependencies:
     version: 4.0.0
   vitest:
     specifier: 0.31.1
-    version: 0.31.1(happy-dom@9.18.3)(sass@1.62.1)(terser@5.10.0)
+    version: 0.31.1(happy-dom@9.20.1)(sass@1.62.1)(terser@5.10.0)
   vue-tsc:
     specifier: 1.6.5
     version: 1.6.5(typescript@5.0.4)
@@ -5613,8 +5613,8 @@ packages:
       strip-bom-string: 1.0.0
     dev: true
 
-  /happy-dom@9.18.3:
-    resolution: {integrity: sha512-b7iMGYeIXvUryNultA0AHEVU0FPpb2djJ/xSVlMDfP7HG4z7FomdqkCEpWtSv1zDL+t1gRUoBbpqFCoUBvjYtg==}
+  /happy-dom@9.20.1:
+    resolution: {integrity: sha512-cEUGxStAKrsuUGdw5KJ8PgbZ5u41SP1UgL1E23ncLcMNf/kiQU2VcI8r5/Kc20V18gz4xNYkrj005Ex4xPJsoQ==}
     dependencies:
       css.escape: 1.5.1
       entities: 4.5.0
@@ -8915,7 +8915,7 @@ packages:
       fsevents: 2.3.2
     dev: true
 
-  /vitest@0.31.1(happy-dom@9.18.3)(sass@1.62.1)(terser@5.10.0):
+  /vitest@0.31.1(happy-dom@9.20.1)(sass@1.62.1)(terser@5.10.0):
     resolution: {integrity: sha512-/dOoOgzoFk/5pTvg1E65WVaobknWREN15+HF+0ucudo3dDG/vCZoXTQrjIfEaWvQXmqScwkRodrTbM/ScMpRcQ==}
     engines: {node: '>=v14.18.0'}
     hasBin: true
@@ -8960,7 +8960,7 @@ packages:
       chai: 4.3.7
       concordance: 5.0.4
       debug: 4.3.4(supports-color@8.1.1)
-      happy-dom: 9.18.3
+      happy-dom: 9.20.1
       local-pkg: 0.4.3
       magic-string: 0.30.0
       pathe: 1.1.0