diff --git a/bucket/uv.json b/bucket/uv.json
index fdacecd074..408629f23b 100644
--- a/bucket/uv.json
+++ b/bucket/uv.json
@@ -1,16 +1,16 @@
 {
-    "version": "0.5.20",
+    "version": "0.5.21",
     "description": "An extremely fast Python package installer and resolver, written in Rust.",
     "homepage": "https://docs.astral.sh/uv/",
     "license": "Apache-2.0|MIT",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/astral-sh/uv/releases/download/0.5.20/uv-x86_64-pc-windows-msvc.zip",
-            "hash": "dede2f71e7a15137ca17e3a1106e3797a650a2e2d607658f31ad4e986de3d67d"
+            "url": "https://github.com/astral-sh/uv/releases/download/0.5.21/uv-x86_64-pc-windows-msvc.zip",
+            "hash": "9968e8ef4b567d5690ccb9ac6e8338eb56cb964c57430a2843dd21f88ec5b81a"
         },
         "32bit": {
-            "url": "https://github.com/astral-sh/uv/releases/download/0.5.20/uv-i686-pc-windows-msvc.zip",
-            "hash": "389182a593b6f761dffb7c82c3eee3f8e4f4848fbf26fa1e6ab95ac3fcad687b"
+            "url": "https://github.com/astral-sh/uv/releases/download/0.5.21/uv-i686-pc-windows-msvc.zip",
+            "hash": "a0583cd71a410ce8329cd0951a72966a1219c1a7c12c437c3072779ce7dfe893"
         }
     },
     "bin": [