diff --git a/CHANGES.md b/CHANGES.md
index 61c6170c62a1756d300d16f8ea5395d24c209983..94ee661151029f1f2555d7f5622be2e03aa8d2d3 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,16 @@
+# Synapse 1.109.0rc3 (2024-06-17)
+
+### Bugfixes
+
+- When rolling back to a previous Synapse version and then forwards again to this release, don't require server operators to manually run SQL. ([\#17305](https://github.com/element-hq/synapse/issues/17305), [\#17309](https://github.com/element-hq/synapse/issues/17309))
+
+### Internal Changes
+
+- Use the release branch for sytest in release-branch PRs. ([\#17306](https://github.com/element-hq/synapse/issues/17306))
+
+
+
+
 # Synapse 1.109.0rc2 (2024-06-11)
 
 ### Bugfixes
diff --git a/changelog.d/17305.misc b/changelog.d/17305.misc
deleted file mode 100644
index cb6b9504b3f602b5e7a8469dfc64b495b4b0bd1a..0000000000000000000000000000000000000000
--- a/changelog.d/17305.misc
+++ /dev/null
@@ -1 +0,0 @@
-When rolling back to a previous Synapse version and then forwards again to this release, don't require server operators to manually run SQL.
diff --git a/changelog.d/17306.misc b/changelog.d/17306.misc
deleted file mode 100644
index 88ada5f6711bdbff3a20e29f2517ca0d024a53d3..0000000000000000000000000000000000000000
--- a/changelog.d/17306.misc
+++ /dev/null
@@ -1 +0,0 @@
-Use the release branch for sytest in release-branch PRs.
diff --git a/changelog.d/17309.misc b/changelog.d/17309.misc
deleted file mode 100644
index cb6b9504b3f602b5e7a8469dfc64b495b4b0bd1a..0000000000000000000000000000000000000000
--- a/changelog.d/17309.misc
+++ /dev/null
@@ -1 +0,0 @@
-When rolling back to a previous Synapse version and then forwards again to this release, don't require server operators to manually run SQL.
diff --git a/debian/changelog b/debian/changelog
index ac2536749da20bcbb4cf57feac54ab82736c2c45..e5b7809bcf9f4c0492dc22c0c812c585f347bdd5 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+matrix-synapse-py3 (1.109.0~rc3) stable; urgency=medium
+
+  * New synapse release 1.109.0rc3.
+
+ -- Synapse Packaging team <packages@matrix.org>  Mon, 17 Jun 2024 12:05:24 +0000
+
 matrix-synapse-py3 (1.109.0~rc2) stable; urgency=medium
 
   * New synapse release 1.109.0rc2.
diff --git a/pyproject.toml b/pyproject.toml
index f4f7f7060357fa757856caa7cd9d4e8d95a124b2..7567b1de40bfa44f340849062da62dd648efb90a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -96,7 +96,7 @@ module-name = "synapse.synapse_rust"
 
 [tool.poetry]
 name = "matrix-synapse"
-version = "1.109.0rc2"
+version = "1.109.0rc3"
 description = "Homeserver for the Matrix decentralised comms protocol"
 authors = ["Matrix.org Team and Contributors <packages@matrix.org>"]
 license = "AGPL-3.0-or-later"