diff --git a/CHANGELOG.MD b/CHANGELOG.MD
index d4f188d..841005c 100644
--- a/CHANGELOG.MD
+++ b/CHANGELOG.MD
@@ -5,6 +5,8 @@ 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/)
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
 ## [1.2.0] - 2024-06-27
 
 ### Added
diff --git a/build.gradle b/build.gradle
index 1c1c4f9..aea8fc9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ plugins {
 }
 
 group "org.nrg.xnatx.plugins"
-version "1.2.0"
+version "1.3.0-SNAPSHOT"
 description "JupyterHub Plugin for XNAT"
 
 repositories {