diff --git a/CHANGES.md b/CHANGES.md
index 2cbc5758..52019d35 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -12,7 +12,7 @@ updated. Only the first match gets replaced, so it's fine to leave the old
ones in. -->
-------------------------------------------------------------------------------
-## __cylc-uiserver-1.3.0 (Upcoming)__
+## __cylc-uiserver-1.3.0 (Released 2023-07-21)__
[Updated cylc-ui to 2.0.0](https://github.com/cylc/cylc-ui/blob/master/CHANGES.md)
diff --git a/cylc/uiserver/__init__.py b/cylc/uiserver/__init__.py
index 8137ca09..dee41d1e 100644
--- a/cylc/uiserver/__init__.py
+++ b/cylc/uiserver/__init__.py
@@ -13,7 +13,7 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see .
-__version__ = "1.3.0.dev"
+__version__ = "1.3.0"
import os
from typing import Dict