diff --git a/CHANGELOG b/CHANGELOG
index 6fb4e57..44d5346 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -607,3 +607,7 @@
 * Enable processing of device list updates asynchronously. (#12365, #12465)
 * Implement MSC2815 to allow room moderators to view redacted event content. Contributed by @tulir @ Beeper. (#12427)
 
+[1.43.0]
+* Update Synapse to 1.59.0
+* [Full changelog](https://github.com/matrix-org/synapse/releases/tag/v1.59.0)
+
diff --git a/CloudronManifest.json b/CloudronManifest.json
index 3757829..c4b4238 100644
--- a/CloudronManifest.json
+++ b/CloudronManifest.json
@@ -5,8 +5,8 @@
   "description": "file://DESCRIPTION.md",
   "changelog": "file://CHANGELOG",
   "tagline": "Secure & decentralized communication",
-  "version": "1.42.0",
-  "upstreamVersion": "1.58.0",
+  "version": "1.43.0",
+  "upstreamVersion": "1.59.0",
   "healthCheckPath": "/",
   "httpPort": 8008,
   "memoryLimit": 536870912,
diff --git a/Dockerfile b/Dockerfile
index 61a3b45..ad7acb6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ RUN virtualenv -p python3 /app/code/env
 ENV VIRTUAL_ENV=/app/code/env
 ENV PATH="$VIRTUAL_ENV/bin:$PATH"
 
-ARG VERSION=v1.58.1
+ARG VERSION=v1.59.0
 
 # Synapse (https://github.com/matrix-org/synapse/blob/master/INSTALL.md)
 # lxml - required for previews