diff --git a/CHANGES.md b/CHANGES.md
index e7c2416238..6dbee41e7c 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,10 @@
+# Synapse 1.150.0 (2026-03-24)
+
+No significant changes since 1.150.0rc1.
+
+
+
+
 # Synapse 1.150.0rc1 (2026-03-17)
 
 ## Features
diff --git a/debian/changelog b/debian/changelog
index 55af4c22b5..c8146764de 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+matrix-synapse-py3 (1.150.0) stable; urgency=medium
+
+  * New synapse release 1.150.0.
+
+ -- Synapse Packaging team <packages@matrix.org>  Tue, 24 Mar 2026 14:17:04 +0000
+
 matrix-synapse-py3 (1.150.0~rc1) stable; urgency=medium
 
   [ Quentin Gliech ]
diff --git a/pyproject.toml b/pyproject.toml
index adb9993aae..c2f0182687 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "matrix-synapse"
-version = "1.150.0rc1"
+version = "1.150.0"
 description = "Homeserver for the Matrix decentralised comms protocol"
 readme = "README.rst"
 authors = [