diff --git a/bucket/cosign.json b/bucket/cosign.json
index 1dd042cc3c..5c4add1dce 100644
--- a/bucket/cosign.json
+++ b/bucket/cosign.json
@@ -1,12 +1,12 @@
 {
-    "version": "1.4.1",
+    "version": "1.5.0",
     "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/v1.4.1/cosign-windows-amd64.exe#/cosign.exe",
-            "hash": "408557d35b0158590c1978d72cf5079fc299b3f0315f3ece259c6c0f159a079b"
+            "url": "https://github.com/sigstore/cosign/releases/download/v1.5.0/cosign-windows-amd64.exe#/cosign.exe",
+            "hash": "a892d11ed548f74968df15e29d64b0ec5ec5e9a12b1712cfd60c653ec8b636f9"
         }
     },
     "bin": "cosign.exe",