diff --git a/bucket/cosign.json b/bucket/cosign.json
index a090bcef1b..6e54b7ca8a 100644
--- a/bucket/cosign.json
+++ b/bucket/cosign.json
@@ -1,12 +1,12 @@
 {
-    "version": "2.4.2",
+    "version": "2.4.3",
     "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/v2.4.2/cosign-windows-amd64.exe#/cosign.exe",
-            "hash": "996e6b5e0ca712c3a2c0e182aee957b85df1eba69babaae8a6349c0bce0088db"
+            "url": "https://github.com/sigstore/cosign/releases/download/v2.4.3/cosign-windows-amd64.exe#/cosign.exe",
+            "hash": "a2ac24e197111c9430cb2a98f10a641164381afb83df036504868e4ea5720800"
         }
     },
     "bin": "cosign.exe",