diff --git a/javascript/package-lock.json b/javascript/package-lock.json
index c6bf7ed..fa034a3 100644
--- a/javascript/package-lock.json
+++ b/javascript/package-lock.json
@@ -16,7 +16,7 @@
       },
       "devDependencies": {
         "@cucumber/message-streams": "^4.0.1",
-        "@cucumber/messages": "30.1.0",
+        "@cucumber/messages": "31.0.0",
         "@eslint/compat": "^2.0.0",
         "@eslint/eslintrc": "^3.3.1",
         "@eslint/js": "^9.31.0",
@@ -70,9 +70,9 @@
       }
     },
     "node_modules/@cucumber/messages": {
-      "version": "30.1.0",
-      "resolved": "https://registry.npmjs.org/@cucumber/messages/-/messages-30.1.0.tgz",
-      "integrity": "sha512-KxnsSjHz9EGF23GeZc3BRMK2+bagt2p87mwwNfisBK7BfuyvnXJumyBQJJN4xv5SLSzBKxH3FsZnuOf8LwsHhg==",
+      "version": "31.0.0",
+      "resolved": "https://registry.npmjs.org/@cucumber/messages/-/messages-31.0.0.tgz",
+      "integrity": "sha512-Dqhatp4AjMsH9SREfWz3Q8nlGuwJMTW7YAW5L3OzRId86ZUEu/a8vIL1RO2c0agQefuBS2SVH9fEZ66ovrMYRA==",
       "license": "MIT",
       "peer": true,
       "dependencies": {
diff --git a/javascript/package.json b/javascript/package.json
index 7676324..83f5ad1 100644
--- a/javascript/package.json
+++ b/javascript/package.json
@@ -32,7 +32,7 @@
   },
   "devDependencies": {
     "@cucumber/message-streams": "^4.0.1",
-    "@cucumber/messages": "30.1.0",
+    "@cucumber/messages": "31.0.0",
     "@eslint/compat": "^2.0.0",
     "@eslint/eslintrc": "^3.3.1",
     "@eslint/js": "^9.31.0",