diff --git a/bucket/cosign.json b/bucket/cosign.json
index ee13bb71ef..3f4c38b3c7 100644
--- a/bucket/cosign.json
+++ b/bucket/cosign.json
@@ -1,12 +1,12 @@
 {
-    "version": "1.5.0",
+    "version": "1.5.1",
     "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/v1.5.0/cosign-windows-amd64.exe#/cosign.exe",
-            "hash": "cdd2717287bf258ff8bfa51d938981d9ffd4eeb3341575f795634c0c41b556c4"
+            "url": "https://github.com/sigstore/cosign/releases/download/v1.5.1/cosign-windows-amd64.exe#/cosign.exe",
+            "hash": "f8098071d1ae320fc2ee430e80df318e5f6e37c1a4717119c0589d573792e62c"
         }
     },
     "bin": "cosign.exe",