diff --git a/package.json b/package.json
index e3cb5c9..04730cc 100644
--- a/package.json
+++ b/package.json
@@ -178,7 +178,7 @@
     "editorconfig": "3.0.2",
     "eslint": "9.39.4",
     "growl": "1.10.5",
-    "happy-dom": "20.11.6",
+    "happy-dom": "20.11.12",
     "husky": "9.1.7",
     "is-ci": "4.1.0",
     "micromark": "4.0.2",
diff --git a/yarn.lock b/yarn.lock
index 6574745..79cf2a9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1920,7 +1920,7 @@ __metadata:
     editorconfig: "npm:3.0.2"
     eslint: "npm:9.39.4"
     growl: "npm:1.10.5"
-    happy-dom: "npm:20.11.6"
+    happy-dom: "npm:20.11.12"
     husky: "npm:9.1.7"
     is-ci: "npm:4.1.0"
     micromark: "npm:4.0.2"
@@ -6813,9 +6813,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"happy-dom@npm:20.11.6":
-  version: 20.11.6
-  resolution: "happy-dom@npm:20.11.6"
+"happy-dom@npm:20.11.12":
+  version: 20.11.12
+  resolution: "happy-dom@npm:20.11.12"
   dependencies:
     "@types/node": "npm:>=20.0.0"
     "@types/whatwg-mimetype": "npm:^3.0.2"
@@ -6824,7 +6824,7 @@ __metadata:
     entities: "npm:^7.0.1"
     whatwg-mimetype: "npm:^3.0.0"
     ws: "npm:^8.21.0"
-  checksum: 10/7aeb3cd36d63ec13080863aee2446106d6ea1cfbf74f27c62d6f1c7f8d019eb0f288d86935c97e9051a2ba90375ee10987aa4fb004ffe6751c00b5e5040e49cf
+  checksum: 10/8f854a9843d02495cb2c4839b102b1f0825d0ec557ad2beb17a364e2135f37d00201235b0f9d133d13af59ccb5247bd6eeb66deaec6672c3263abf6496992e37
   languageName: node
   linkType: hard