diff --git a/CHANGELOG.MD b/CHANGELOG.MD
index 21ad87c..2fcc355 100644
--- a/CHANGELOG.MD
+++ b/CHANGELOG.MD
@@ -5,7 +5,9 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [1.4.0] - 2024-12-19
+
+This release mainly addresses compatibility issues with XNAT 1.9. Prior releases may not work with XNAT 1.9.
 
 ### Added
 
diff --git a/build.gradle b/build.gradle
index 68195d5..243c134 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,7 +8,7 @@ plugins {
 }
 
 group "org.nrg.xnatx.plugins"
-version "1.4.0-SNAPSHOT"
+version "1.4.0"
 description "PIXI Plugin for XNAT."
 
 repositories {
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 00e9ff0..e351c3f 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -6,8 +6,8 @@
 copyright = '2024, Washington University in St. Louis'
 author = 'Kooresh Shoghi'
 
-release = '1.3'
-version = '1.3.2-SNAPSHOT'
+release = '1.4'
+version = '1.4.0'
 
 # -- General configuration
 
diff --git a/docs/source/installation.rst b/docs/source/installation.rst
index f083611..6e5312f 100644
--- a/docs/source/installation.rst
+++ b/docs/source/installation.rst
@@ -105,15 +105,15 @@ when you install Docker.
 
   .. code-block:: bash
     
-    wget -q -P ./xnat/plugins/ https://github.com/preclinical-imaging/pixi-plugin/releases/download/v1.3.1/pixi-plugin-1.3.1.jar
+    wget -q -P ./xnat/plugins/ https://github.com/preclinical-imaging/pixi-plugin/releases/download/v1.4.0/pixi-plugin-1.4.0.jar
 
   Other helpful plugins can be downloaded with the following commands:
 
   .. code-block:: bash
 
-    wget -q -P ./xnat/plugins/ https://api.bitbucket.org/2.0/repositories/icrimaginginformatics/ohif-viewer-xnat-plugin/downloads/ohif-viewer-3.6.2.jar
-    wget -q -P ./xnat/plugins/ https://api.bitbucket.org/2.0/repositories/xnatdev/container-service/downloads/container-service-3.4.3-fat.jar
-    wget -q -P ./xnat/plugins/ https://api.bitbucket.org/2.0/repositories/xnatx/xnatx-batch-launch-plugin/downloads/batch-launch-0.6.0.jar
+    wget -q -P ./xnat/plugins/ https://api.bitbucket.org/2.0/repositories/icrimaginginformatics/ohif-viewer-xnat-plugin/downloads/ohif-viewer-3.7.0-XNAT-1.8.10.jar
+    wget -q -P ./xnat/plugins/ https://api.bitbucket.org/2.0/repositories/xnatdev/container-service/downloads/container-service-3.6.2-fat.jar
+    wget -q -P ./xnat/plugins/ https://api.bitbucket.org/2.0/repositories/xnatx/xnatx-batch-launch-plugin/downloads/batch-launch-0.7.0.jar
 
 3. Initialize the XNAT docker compose environment variables. Review the .env file and make changes as appropriate.