diff --git a/CHANGELOG.md b/CHANGELOG.md
index 870705e50..97344c26a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ IMPROVEMENTS:
 * backend/s3: Support for the new AWS region `eu-north-1` [GH-19651]
 * core: Enhance service discovery error handling and messaging [GH-19589]
 * core: Add support to retrieve version constraints to service discovery [GH-19647]
+* core: Validate provisioner connection blocks, and mark host field as required [GH-19707]
 * command/show: Add support for machine readable output via a `-json` argument to `terraform show` [GH-19687] 
 
 BUG FIXES: