diff --git a/datacenter/ucp/2.0/guides/release-notes.md b/datacenter/ucp/2.0/guides/release-notes.md
index fa9c9d9343..a562e93a37 100644
--- a/datacenter/ucp/2.0/guides/release-notes.md
+++ b/datacenter/ucp/2.0/guides/release-notes.md
@@ -26,6 +26,7 @@ upgrade your installation to the latest release.
 **Bug Fixes**
 
 * Core
+  * Fixed an issue with rethinkDB sync that causes timeout failures during upgrades
   * HTTP routing mesh no longer crashes if a routed service fails. It also
   provides better error messages in the CLI