diff --git a/Formula/chromedriver.rb b/Formula/chromedriver.rb
index 8d2a7ef389..880a80b553 100644
--- a/Formula/chromedriver.rb
+++ b/Formula/chromedriver.rb
@@ -1,9 +1,9 @@
 class Chromedriver < Formula
   desc "Tool for automated testing of webapps across many browsers"
   homepage "https://sites.google.com/a/chromium.org/chromedriver/"
-  url "https://chromedriver.storage.googleapis.com/2.30/chromedriver_mac64.zip"
-  version "2.30"
-  sha256 "63a6333a7e7ad8300868e04345c786ea114c13c26508cda98259a21421a09126"
+  url "https://chromedriver.storage.googleapis.com/2.31/chromedriver_mac64.zip"
+  version "2.31"
+  sha256 "aab3fc8a4991cb406a907ca5621256cae937d520a164481e2ad3ffd54844db7f"
 
   bottle :unneeded