1 files changed, 10 insertions, 0 deletions
diff --git a/UPGRADE.rst b/UPGRADE.rst
index d1408be2af..5a96b39198 100644
--- a/UPGRADE.rst
+++ b/UPGRADE.rst
@@ -78,6 +78,7 @@ for example:
 Upgrading to v1.13.0
 ====================
 
+
 Incorrect database migration in old synapse versions
 ----------------------------------------------------
 
@@ -105,6 +106,15 @@ affected can be repaired as follows:
 
 2. Restart synapse.
 
+New Single Sign-on HTML Templates
+---------------------------------
+
+New templates (`sso_auth_confirm.html`, `sso_auth_success.html`, and
+`sso_account_deactivated.html`) were added to Synapse. If your Synapse is
+configured to use SSO and a custom  `sso_redirect_confirm_template_dir`
+configuration then these templates will need to be duplicated into that
+directory.
+
 
 Upgrading to v1.12.0
 ====================