diff --git a/CHANGES.md b/CHANGES.md
index c2a0a2102..444d790e8 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,9 @@
+Synapse 1.70.0 (2022-10-26)
+===========================
+
+No significant changes since 1.70.0rc2.
+
+
 Synapse 1.70.0rc2 (2022-10-25)
 ==============================
 
diff --git a/debian/changelog b/debian/changelog
index c3139b727..c3c1cc538 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+matrix-synapse-py3 (1.70.0) stable; urgency=medium
+
+  * New Synapse release 1.70.0.
+
+ -- Synapse Packaging team <packages@matrix.org>  Wed, 26 Oct 2022 11:11:50 +0100
+
 matrix-synapse-py3 (1.70.0~rc2) stable; urgency=medium
 
   * New Synapse release 1.70.0rc2.
diff --git a/pyproject.toml b/pyproject.toml
index 0be74e74f..f129b0229 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,7 +57,7 @@ manifest-path = "rust/Cargo.toml"
 
 [tool.poetry]
 name = "matrix-synapse"
-version = "1.70.0rc2"
+version = "1.70.0"
 description = "Homeserver for the Matrix decentralised comms protocol"
 authors = ["Matrix.org Team and Contributors <packages@matrix.org>"]
 license = "Apache-2.0"