diff --git a/package.json b/package.json
index 24efb4e..d7ac70c 100644
--- a/package.json
+++ b/package.json
@@ -169,7 +169,7 @@
     "eslint": "9.33.0",
     "gemoji": "8.1.0",
     "growl": "1.10.5",
-    "happy-dom": "20.10.2",
+    "happy-dom": "20.10.3",
     "husky": "9.1.7",
     "is-ci": "4.1.0",
     "micromark-core-commonmark": "2.0.3",
diff --git a/yarn.lock b/yarn.lock
index 3d8e31a..9eedc76 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1685,7 +1685,7 @@ __metadata:
     eslint: "npm:9.33.0"
     gemoji: "npm:8.1.0"
     growl: "npm:1.10.5"
-    happy-dom: "npm:20.10.2"
+    happy-dom: "npm:20.10.3"
     husky: "npm:9.1.7"
     is-ci: "npm:4.1.0"
     micromark-core-commonmark: "npm:2.0.3"
@@ -6416,9 +6416,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"happy-dom@npm:20.10.2":
-  version: 20.10.2
-  resolution: "happy-dom@npm:20.10.2"
+"happy-dom@npm:20.10.3":
+  version: 20.10.3
+  resolution: "happy-dom@npm:20.10.3"
   dependencies:
     "@types/node": "npm:>=20.0.0"
     "@types/whatwg-mimetype": "npm:^3.0.2"
@@ -6427,7 +6427,7 @@ __metadata:
     entities: "npm:^7.0.1"
     whatwg-mimetype: "npm:^3.0.0"
     ws: "npm:^8.21.0"
-  checksum: 10/4811621c0c642e75aa6325decf120c7b6545b33c6531b8541e7033f4160f0c52a3eed7ff88fbc93327fedb657327ab43e8bb5dce20906ac41439e8946157dcb0
+  checksum: 10/a629833fa6e16395c18eaee724baf88835f628339285e3bfce6b95e7e074d6bd6c6ce16a3221796f114cfbe60a14d9c65fc6dddc1c9dbf2f46c99a5b32a4c09d
   languageName: node
   linkType: hard