diff --git a/package-lock.json b/package-lock.json
index cbe1c8a5..f7eb3158 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "reffy",
-  "version": "18.4.0",
+  "version": "18.4.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "reffy",
-      "version": "18.4.0",
+      "version": "18.4.1",
       "license": "MIT",
       "dependencies": {
         "ajv": "8.17.1",
@@ -15,7 +15,7 @@
         "fetch-filecache-for-crawling": "5.1.1",
         "puppeteer": "24.3.1",
         "semver": "^7.3.5",
-        "web-specs": "3.42.0",
+        "web-specs": "3.42.1",
         "webidl2": "24.4.1"
       },
       "bin": {
@@ -2743,9 +2743,9 @@
       }
     },
     "node_modules/web-specs": {
-      "version": "3.42.0",
-      "resolved": "https://registry.npmjs.org/web-specs/-/web-specs-3.42.0.tgz",
-      "integrity": "sha512-qAEALt3bDrKpzOOKqI7RBOwUYrYLHrSAtQjkfWcqYmpqY6k0qZm2qvEPyyl1udWFhj0zq7IjIMEfyCWDFnJK/A==",
+      "version": "3.42.1",
+      "resolved": "https://registry.npmjs.org/web-specs/-/web-specs-3.42.1.tgz",
+      "integrity": "sha512-uSvit2z9SVjh7f4BJyteshhK47m95TkmENJh8xDUOA5tL9vjpGUa9Nasm4rmHsrJgsTEdWq/HPg33+8wNClDTg==",
       "license": "CC0-1.0"
     },
     "node_modules/webidl2": {
@@ -4776,9 +4776,9 @@
       "dev": true
     },
     "web-specs": {
-      "version": "3.42.0",
-      "resolved": "https://registry.npmjs.org/web-specs/-/web-specs-3.42.0.tgz",
-      "integrity": "sha512-qAEALt3bDrKpzOOKqI7RBOwUYrYLHrSAtQjkfWcqYmpqY6k0qZm2qvEPyyl1udWFhj0zq7IjIMEfyCWDFnJK/A=="
+      "version": "3.42.1",
+      "resolved": "https://registry.npmjs.org/web-specs/-/web-specs-3.42.1.tgz",
+      "integrity": "sha512-uSvit2z9SVjh7f4BJyteshhK47m95TkmENJh8xDUOA5tL9vjpGUa9Nasm4rmHsrJgsTEdWq/HPg33+8wNClDTg=="
     },
     "webidl2": {
       "version": "24.4.1",
diff --git a/package.json b/package.json
index f8798065..3d8fdf7e 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "fetch-filecache-for-crawling": "5.1.1",
     "puppeteer": "24.3.1",
     "semver": "^7.3.5",
-    "web-specs": "3.42.0",
+    "web-specs": "3.42.1",
     "webidl2": "24.4.1"
   },
   "devDependencies": {