diff --git a/images/mirror/Earthfile b/images/mirror/Earthfile
index c49a96e503855f936434530fce2b0756c9f3f160..44d059aa0fabfd2a76be59a6e24387b31d75b0c1 100644
--- a/images/mirror/Earthfile
+++ b/images/mirror/Earthfile
@@ -46,7 +46,7 @@ fedora-toolbox:
     DO +MIRROR --image=quay.io/fedora/fedora-toolbox:41
 
 cosign:
-    DO +MIRROR --image=gcr.io/projectsigstore/cosign:v2.4.3
+    DO +MIRROR --image=gcr.io/projectsigstore/cosign:v2.5.0
     SAVE ARTIFACT /ko-app/cosign ./cosign
 
 hugo: