diff --git a/bucket/jj.json b/bucket/jj.json
index a16eea756a..6546b4f092 100644
--- a/bucket/jj.json
+++ b/bucket/jj.json
@@ -1,12 +1,12 @@
 {
-    "version": "0.20.0",
+    "version": "0.21.0",
     "description": "A Git-compatible DVCS that is both simple and powerful",
     "homepage": "https://github.com/martinvonz/jj",
     "license": "Apache-2.0",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/martinvonz/jj/releases/download/v0.20.0/jj-v0.20.0-x86_64-pc-windows-msvc.zip",
-            "hash": "ccd8c46ab0aef70523779a9de4be14bebb081aedd671802b22ac627f5fb02c7e"
+            "url": "https://github.com/martinvonz/jj/releases/download/v0.21.0/jj-v0.21.0-x86_64-pc-windows-msvc.zip",
+            "hash": "8a30922cf08a23f5b3e3b1f4ae08d051b28fd0955e7763f5a92aa7f07f41ed3a"
         }
     },
     "bin": "jj.exe",