diff --git a/bucket/buf.json b/bucket/buf.json
index a8b5e292ff..4cbc7df9ee 100644
--- a/bucket/buf.json
+++ b/bucket/buf.json
@@ -1,12 +1,12 @@
 {
-    "version": "1.8.0",
+    "version": "1.9.0",
     "description": "A tool for working with Protocol Buffers APIs, offering a range of features not found in the standard protoc compiler.",
     "homepage": "https://buf.build/",
     "license": "Apache-2.0",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/bufbuild/buf/releases/download/v1.8.0/buf-Windows-x86_64.exe#/buf.exe",
-            "hash": "2d8891ab866242c2c4a8dd7fbec06bbe7e7c94dded3d5df240b6155accc10e13"
+            "url": "https://github.com/bufbuild/buf/releases/download/v1.9.0/buf-Windows-x86_64.exe#/buf.exe",
+            "hash": "515aebbd90d8741aa4addb97db0048271ec3dc30be6cb038ca3d8f88c0d54a66"
         }
     },
     "bin": "buf.exe",