diff --git a/Formula/mill.rb b/Formula/mill.rb
index 3e62caf5c3..cf416e84e4 100644
--- a/Formula/mill.rb
+++ b/Formula/mill.rb
@@ -1,8 +1,8 @@
 class Mill < Formula
   desc "Scala build tool"
   homepage "https://www.lihaoyi.com/mill/"
-  url "https://github.com/lihaoyi/mill/releases/download/0.5.7/0.5.7"
-  sha256 "2c9a05f3a669b2ee54c1c8e17ea6ad46dc27deae4bd06ab97fc74b643e55d9d2"
+  url "https://github.com/lihaoyi/mill/releases/download/0.5.9/0.5.9"
+  sha256 "3f7cf234c8ceb7ae8adb1bcbcd5ee05edd4429dda87597ca1baeff8fb1a87900"
 
   bottle :unneeded