From 09d013bbb608f40a04021109b3df3cbb83431f08 Mon Sep 17 00:00:00 2001
From: Sascha Grunert <sgrunert@redhat.com>
Date: Tue, 24 Jan 2023 10:42:58 +0100
Subject: [PATCH] Mentioned required cosign version for the `--certificate`
 flag

Signed-off-by: Sascha Grunert <sgrunert@redhat.com>
---
 .../docs/tasks/administer-cluster/verify-signed-artifacts.md   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/content/en/docs/tasks/administer-cluster/verify-signed-artifacts.md b/content/en/docs/tasks/administer-cluster/verify-signed-artifacts.md
index e672779f75..b666a77676 100644
--- a/content/en/docs/tasks/administer-cluster/verify-signed-artifacts.md
+++ b/content/en/docs/tasks/administer-cluster/verify-signed-artifacts.md
@@ -47,6 +47,9 @@ Then verify the blob by using `cosign`:
 cosign verify-blob "$BINARY" --signature "$BINARY".sig --certificate "$BINARY".cert
 ```
 
+cosign v1.9.0 is required to be able to use the `--certificate` flag. Please use
+`--cert` for older versions of cosign.
+
 {{< note >}}
 To learn more about keyless signing, please refer to [Keyless
 Signatures](https://github.com/sigstore/cosign/blob/main/KEYLESS.md#keyless-signatures).