diff --git a/bucket/mill.json b/bucket/mill.json
index 2bd8ae2f74..56d1da6f03 100644
--- a/bucket/mill.json
+++ b/bucket/mill.json
@@ -1,10 +1,10 @@
 {
-    "version": "0.4.1",
+    "version": "0.4.2",
     "license": "MIT",
-    "url": "https://github.com/lihaoyi/mill/releases/download/0.4.1/0.4.1#/mill.bat",
+    "url": "https://github.com/lihaoyi/mill/releases/download/0.4.2/0.4.2#/mill.bat",
     "bin": "mill.bat",
     "homepage": "http://www.lihaoyi.com/mill/",
-    "hash": "9da400d31d3aebff1a68a7c1ab89a599955747b6635d42e75db0b4351930359e",
+    "hash": "39c080df57338ac0e554ca9942b5e886f71300f53127a56a2a147e6c2620c656",
     "checkver": {
         "github": "https://github.com/lihaoyi/mill"
     },