diff --git a/modules/ROOT/pages/_partials/release_notes/sync-gateway-3-1-3-release-note.adoc b/modules/ROOT/pages/_partials/release_notes/sync-gateway-3-1-3-release-note.adoc
new file mode 100644
index 000000000..f7ba9e057
--- /dev/null
+++ b/modules/ROOT/pages/_partials/release_notes/sync-gateway-3-1-3-release-note.adoc
@@ -0,0 +1,23 @@
+== 3.1.3 -- December 2023
+
+Version 3.1.3 of Sync Gateway delivers the following features and enhancements:
+
+NOTE: For an overview of the latest features offered in Sync Gateway 3.1, see xref:whatsnew.adoc[New in 3.1].
+
+[#maint-3-1-3]
+=== Enhancements
+
+* https://issues.couchbase.com/browse/CBG-3685[CBG-3685 - CORS max_age now configurable on a database level.]
+
+
+=== Fixed Issues
+
+* https://issues.couchbase.com/browse/CBG-3639[CBG-3639 - Fixed InjectJSONProperties not escaping string values.]
+
+* https://issues.couchbase.com/browse/CBG-3643[CBG-3643 - Fix incorrect usage of PreserveExpiry with an expiry and no doc flags.]
+
+* https://issues.couchbase.com/browse/CBG-3659[CBG-3659 - cbgt fix to avoid file system writes.]
+
+==== Known Issues
+
+* https://issues.couchbase.com/browse/CBG-3614[CBG-3614 - DCP node list/alternate addresses do not refresh after cluster topology change]
\ No newline at end of file
diff --git a/modules/ROOT/pages/release-notes.adoc b/modules/ROOT/pages/release-notes.adoc
index 0b393eade..243eb0fe7 100644
--- a/modules/ROOT/pages/release-notes.adoc
+++ b/modules/ROOT/pages/release-notes.adoc
@@ -42,6 +42,8 @@ The migration to 3.x configuration is a ONE WAY process -- see: {upgrading--xref
 :param-release-tag: -1
 
 [#maint-latest]
+include::partial$release_notes/sync-gateway-3-1-3-release-note.adoc[]
+
 include::partial$release_notes/sync-gateway-3-1-2-release-note.adoc[]
 
 include::partial$release_notes/sync-gateway-3-1-1-release-note.adoc[]