diff --git a/package.json b/package.json
index 802d2ccccef6..e3dcc3f34c52 100644
--- a/package.json
+++ b/package.json
@@ -161,7 +161,7 @@
     "unist-builder": "^4.0.0",
     "unist-util-visit": "^5.0.0",
     "web-features": "^2.18.0",
-    "web-specs": "^3.33.1"
+    "web-specs": "^3.34.0"
   },
   "devDependencies": {
     "@babel/core": "^7.26.0",
diff --git a/yarn.lock b/yarn.lock
index 7afc710a7265..796ef0b2ec0f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -15862,10 +15862,10 @@ web-namespaces@^2.0.0:
   resolved "https://registry.yarnpkg.com/web-namespaces/-/web-namespaces-2.0.1.tgz#1010ff7c650eccb2592cebeeaf9a1b253fd40692"
   integrity sha512-bKr1DkiNa2krS7qxNtdrtHAmzuYGFQLiQ13TsorsdT6ULTkPLKuu5+GsFpDlg6JFjUTwX2DyhMPG2be8uPrqsQ==
 
-web-specs@^3.33.1:
-  version "3.33.1"
-  resolved "https://registry.yarnpkg.com/web-specs/-/web-specs-3.33.1.tgz#6e61dad553d27bb3df9566059a2577b78a6abcf2"
-  integrity sha512-rgzRiggTWzdUqJyDFqCooITRnf2kf5Y0w1PrivzziaVH+R09e3fNDwxLrq9G2DzdFYn8EQ740X/H8u+71AkCLQ==
+web-specs@^3.34.0:
+  version "3.34.0"
+  resolved "https://registry.yarnpkg.com/web-specs/-/web-specs-3.34.0.tgz#693e1bc12de125d52eb52893b69562316f4ca5fd"
+  integrity sha512-jn3HkJVFYuBK7eeGCZLRoCeejx+W0MsNps3lfwJwaaTP2JF83AvLE+xERRQyzyTJJfFCPthp7Fvdas7KK3J/Lw==
 
 web-streams-polyfill@4.0.0-beta.3:
   version "4.0.0-beta.3"