diff --git a/CHANGELOG.md b/CHANGELOG.md
index 35584cd..8509c10 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## [3.1.9.0] - 2024-03-18
+
+## Changed
+
+- [Update to Radicale 3.1,9](https://github.com/tomsquest/docker-radicale/pull/139)
+
 ## [3.1.8.3] - 2023-07-16
 
 ## Changed
diff --git a/Dockerfile b/Dockerfile
index 4ee3aaa..9b0b10b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@ ARG COMMIT_ID
 ENV COMMIT_ID ${COMMIT_ID}
 
 ARG VERSION
-ENV VERSION ${VERSION:-3.1.8}
+ENV VERSION ${VERSION:-3.1.9}
 
 ARG BUILD_UID
 ENV BUILD_UID ${BUILD_UID:-2999}
diff --git a/test_image_prod.py b/test_image_prod.py
index c9660e1..b383cf2 100644
--- a/test_image_prod.py
+++ b/test_image_prod.py
@@ -42,7 +42,7 @@ def test_port(host):
 
 
 def test_version(host):
-    assert host.check_output('radicale --version') == '3.1.8'
+    assert host.check_output('radicale --version') == '3.1.9'
 
 
 def test_user(host):