diff --git a/CHANGES.md b/CHANGES.md
index 68a05aa943..d122a74e19 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,4 +1,11 @@
-# synapse 1.157.0 (2026-07-21)
+# Synapse 1.157.1 (2026-07-22)
+
+## Bugfixes
+
+- Fix config regression around falsy `experimental_features` no longer being accepted. ([\#19987](https://github.com/element-hq/synapse/issues/19987))
+
+
+# Synapse 1.157.0 (2026-07-21)
 
 No significant changes since 1.157.0rc1.
 
diff --git a/changelog.d/19987.bugfix b/changelog.d/19987.bugfix
deleted file mode 100644
index 73f97c1f7d..0000000000
--- a/changelog.d/19987.bugfix
+++ /dev/null
@@ -1 +0,0 @@
-Fix config regression around falsy `experimental_features` no longer being accepted.
diff --git a/debian/changelog b/debian/changelog
index f5dec1026f..6a8d4663a4 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+matrix-synapse-py3 (1.157.1) stable; urgency=medium
+
+  * New synapse release 1.157.1.
+
+ -- Synapse Packaging team <packages@matrix.org>  Wed, 22 Jul 2026 14:30:55 +0000
+
 matrix-synapse-py3 (1.157.0) stable; urgency=medium
 
   * New synapse release 1.157.0.
diff --git a/pyproject.toml b/pyproject.toml
index 9e53fec4bf..64e2838085 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "matrix-synapse"
-version = "1.157.0"
+version = "1.157.1"
 description = "Homeserver for the Matrix decentralised comms protocol"
 readme = "README.rst"
 authors = [