diff --git a/CHANGELOG.md b/CHANGELOG.md
index eb4c9f0..d81b4dc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1197,3 +1197,14 @@
 * Fix joining remote rooms when a module uses the `on_new_event` callback. This callback may now pass partial state events instead of the full state for remote rooms. Introduced in v1.76.0. (#16973)
 * Fix performance issue when joining very large rooms that can cause the server to lock up. Introduced in v1.100.0. Contributed by @ggogel. (#16968)
 
+[1.91.0]
+* Update Synapse to 1.104.0
+* [Full changelog](https://github.com/element-hq/synapse/releases/tag/v1.104.0)
+* Fix regression when using OIDC provider. Introduced in v1.104.0rc1. (#17031)
+* Add an OIDC config to specify extra parameters for the authorization grant URL. IT can be useful to pass an ACR value for example. (#16971)
+* Add support for OIDC provider returning JWT. (#16972, #17031)
+* Fix a bug which meant that, under certain circumstances, we might never retry sending events or to-device messages over federation after a failure. (#16925)
+* Fix various long-standing bugs which could cause incorrect state to be returned from /sync in certain situations. (#16949)
+* Fix case in which m.fully_read marker would not get updated. Contributed by @SpiritCroc. (#16990)
+* Fix bug which did not retract a user's pending knocks at rooms when their account was deactivated. Contributed by @hanadi92. (#17010)
+
diff --git a/CloudronManifest.json b/CloudronManifest.json
index cfd3f7a..b23382e 100644
--- a/CloudronManifest.json
+++ b/CloudronManifest.json
@@ -5,8 +5,8 @@
   "description": "file://DESCRIPTION.md",
   "changelog": "file://CHANGELOG.md",
   "tagline": "Secure & decentralized communication",
-  "version": "1.90.0",
-  "upstreamVersion": "1.103.0",
+  "version": "1.91.0",
+  "upstreamVersion": "1.104.0",
   "healthCheckPath": "/",
   "httpPort": 8008,
   "memoryLimit": 536870912,