diff --git a/javascript/node/selenium-webdriver/BUILD.bazel b/javascript/node/selenium-webdriver/BUILD.bazel
index adba4622bd81b..86ffcfe90d1e3 100644
--- a/javascript/node/selenium-webdriver/BUILD.bazel
+++ b/javascript/node/selenium-webdriver/BUILD.bazel
@@ -9,7 +9,7 @@ load("//javascript:defs.bzl", "mocha_test")
 
 npm_link_all_packages(name = "node_modules")
 
-VERSION = "4.20.0"
+VERSION = "4.21.0-nightly202404242350"
 
 BROWSER_VERSIONS = [
     "v85",
diff --git a/javascript/node/selenium-webdriver/package.json b/javascript/node/selenium-webdriver/package.json
index 13d92746a0bd8..234176717ff7a 100644
--- a/javascript/node/selenium-webdriver/package.json
+++ b/javascript/node/selenium-webdriver/package.json
@@ -1,6 +1,6 @@
 {
   "name": "selenium-webdriver",
-  "version": "4.20.0",
+  "version": "4.21.0-nightly202404242350",
   "description": "The official WebDriver JavaScript bindings from the Selenium project",
   "license": "Apache-2.0",
   "keywords": [
@@ -20,7 +20,7 @@
     "url": "https://github.com/SeleniumHQ/selenium.git"
   },
   "engines": {
-    "node": ">= 14.20.0"
+    "node": ">= 14.21.0-nightly202404242350"
   },
   "dependencies": {
     "jszip": "^3.10.1",
diff --git a/package-lock.json b/package-lock.json
index 0ccfb74c4126d..88b0104f4fa76 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1874,7 +1874,7 @@
       "license": "ISC"
     },
     "javascript/node/selenium-webdriver": {
-      "version": "4.20.0",
+      "version": "4.21.0-nightly202404242350",
       "license": "Apache-2.0",
       "dependencies": {
         "jszip": "^3.10.1",
@@ -1900,7 +1900,7 @@
         "sinon": "^17.0.1"
       },
       "engines": {
-        "node": ">= 14.20.0"
+        "node": ">= 14.21.0-nightly202404242350"
       }
     },
     "javascript/node/selenium-webdriver/node_modules/@eslint/eslintrc": {