diff --git a/CHANGES.md b/CHANGES.md
index e9397158f1..1fe1d013c6 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,22 @@
+Synapse 1.84.1 (2023-05-26)
+===========================
+
+This patch release fixes a major issue with homeservers that does not have an `instance_map` defined but which do use workers.
+If you have already upgraded to Synapse 1.84.0 and your homeserver is working normally, then there is no need to update to this patch release.
+
+
+Bugfixes
+--------
+
+- Fix a bug introduced in Synapse v1.84.0 where workers do not start up when no `instance_map` was provided. ([\#15672](https://github.com/matrix-org/synapse/issues/15672))
+
+
+Internal Changes
+----------------
+
+- Add `dch` and `notify-send` to the development Nix flake so that the release script can be used. ([\#15673](https://github.com/matrix-org/synapse/issues/15673))
+
+
 Synapse 1.84.0 (2023-05-23)
 ===========================
 
diff --git a/changelog.d/15672.bugfix b/changelog.d/15672.bugfix
deleted file mode 100644
index c81d7332b7..0000000000
--- a/changelog.d/15672.bugfix
+++ /dev/null
@@ -1 +0,0 @@
-Fix a bug introduced in Synapse v1.84.0 where workers do not start up when no `instance_map` was provided.
\ No newline at end of file
diff --git a/changelog.d/15673.misc b/changelog.d/15673.misc
deleted file mode 100644
index 52148fc63f..0000000000
--- a/changelog.d/15673.misc
+++ /dev/null
@@ -1 +0,0 @@
-Add `dch` and `notify-send` to the development Nix flake so that the release script can be used.
\ No newline at end of file
diff --git a/debian/changelog b/debian/changelog
index 51935e03b6..fbdc9c177e 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+matrix-synapse-py3 (1.84.1) stable; urgency=medium
+
+  * New Synapse release 1.84.1.
+
+ -- Synapse Packaging team <packages@matrix.org>  Fri, 26 May 2023 16:15:30 +0100
+
 matrix-synapse-py3 (1.84.0) stable; urgency=medium
 
   * New Synapse release 1.84.0.
diff --git a/pyproject.toml b/pyproject.toml
index 9c77f9294a..6e9bce65b6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -89,7 +89,7 @@ manifest-path = "rust/Cargo.toml"
 
 [tool.poetry]
 name = "matrix-synapse"
-version = "1.84.0"
+version = "1.84.1"
 description = "Homeserver for the Matrix decentralised comms protocol"
 authors = ["Matrix.org Team and Contributors <packages@matrix.org>"]
 license = "Apache-2.0"