diff --git a/bucket/cosign.json b/bucket/cosign.json
index 5a50195cb8..e40ef7fbc7 100644
--- a/bucket/cosign.json
+++ b/bucket/cosign.json
@@ -1,12 +1,12 @@
 {
-    "version": "2.5.0",
+    "version": "2.5.1",
     "description": "Container Signing, Verification and Storage in an OCI registry.",
     "homepage": "https://github.com/sigstore/cosign",
     "license": "Apache-2.0",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/sigstore/cosign/releases/download/v2.5.0/cosign-windows-amd64.exe#/cosign.exe",
-            "hash": "2345667cbcf60767c1a6f678755cbb7465367761084e9d2cbb59ae0cc1a94437"
+            "url": "https://github.com/sigstore/cosign/releases/download/v2.5.1/cosign-windows-amd64.exe#/cosign.exe",
+            "hash": "7a2b09add2620ad618a224b7f4bd6adfa8baefa7526047c1fc0ec6c313d69cd6"
         }
     },
     "bin": "cosign.exe",