diff --git a/package-lock.json b/package-lock.json
index 67e834b61..494566b58 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "Apache-2.0",
       "devDependencies": {
         "@eslint/js": "^10",
-        "@mdn/browser-compat-data": "^7.0.0",
+        "@mdn/browser-compat-data": "^8.0.4",
         "@octokit/rest": "^22.0.0",
         "@types/node": "^25.0.3",
         "@types/prettier": "^3.0.0",
@@ -313,9 +313,9 @@
       }
     },
     "node_modules/@mdn/browser-compat-data": {
-      "version": "7.3.17",
-      "resolved": "https://registry.npmjs.org/@mdn/browser-compat-data/-/browser-compat-data-7.3.17.tgz",
-      "integrity": "sha512-ZtcyRH/psFX4njAEvY898TH/VYknOaeEe2KJdldak4eDsj4MufSY2sXtBJ2IKjZ3jAvLUBRVf8+bv8q2xDHVDg==",
+      "version": "8.0.4",
+      "resolved": "https://registry.npmjs.org/@mdn/browser-compat-data/-/browser-compat-data-8.0.4.tgz",
+      "integrity": "sha512-up6DsNsaPt3jq5d2TGx4UOXIqBKU0D86dxWwcVmmOOEYqP1rFaV1XcAcwHxMvb6bbtMfY5JpjUCszzy/aVc4yA==",
       "dev": true,
       "license": "CC0-1.0"
     },
diff --git a/package.json b/package.json
index 35d7695e4..8c94bdbb7 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
   "type": "module",
   "devDependencies": {
     "@eslint/js": "^10",
-    "@mdn/browser-compat-data": "^7.0.0",
+    "@mdn/browser-compat-data": "^8.0.4",
     "@octokit/rest": "^22.0.0",
     "@types/node": "^25.0.3",
     "@types/prettier": "^3.0.0",