diff --git a/website/content/docs/upgrading/upgrade-specific.mdx b/website/content/docs/upgrading/upgrade-specific.mdx index bffdab634..5e78de6af 100644 --- a/website/content/docs/upgrading/upgrade-specific.mdx +++ b/website/content/docs/upgrading/upgrade-specific.mdx @@ -19,9 +19,12 @@ upgrade flow. ### Changes to Raft Protocol Support Consul 1.8 supported Raft protocols 2 and 3. Consul 1.9.0 now only supports -Raft protocol 3 so before upgrading to Consul 1.9.0 users may have to first -upgrade to a previous release supporting both protocol versions and upgrade -the protocol in use to version 3. +Raft protocol 3. Consul has defaulted to using Raft protocol 3 since version 1.0.0, +so this should only impact users who have been using Consul prior to 1.0.0 and +may have the `raft_protocol` config setting set to 2. Users in that position +should upgrade to a previous release supporting both protocol versions and +update their configuration to use Raft protocol 3 before continuing their upgrade +to Consul 1.9.0. ### Changes to Configuration Defaults