diff --git a/CHANGELOG.md b/CHANGELOG.md
index bd017e41..ac3c17e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,16 +3,22 @@
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
-## [Unreleased]
+## [1.4.0] - 2023-08-16
 
 ### Added
 
 * Tests for bulk retrieval of QC states
+* Third dimension for describing wells added to QC Schema to support multi-plate runs
+
+### Changed
+
+* Browser URLs now use id_product to identify items to show in the QC Viewer instead of the combination of run, label (and plate number)
+* More strict validation of checksums (id_product) when sent to backend API
 
 ### Fixed
 
 * A bug that disregarded the value of the `sequencing_outcomes_only`
-argument in what is now the `get_qc_states_by_id_product_list` function 
+argument in what is now the `get_qc_states_by_id_product_list` function
 
 ## [1.3.0] - 2023-08-02
 
diff --git a/frontend/package.json b/frontend/package.json
index cb24c3d6..775c4876 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "npg-longue-vue",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "description": "UI for LangQC",
   "author": "Kieron Taylor <kt19@sanger.ac.uk>",
   "license": "GPL-3.0-or-later",
diff --git a/lang_qc/__init__.py b/lang_qc/__init__.py
index 67bc602a..3e8d9f94 100644
--- a/lang_qc/__init__.py
+++ b/lang_qc/__init__.py
@@ -1 +1 @@
-__version__ = "1.3.0"
+__version__ = "1.4.0"
diff --git a/pyproject.toml b/pyproject.toml
index a6d1bf4c..87261323 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,9 +3,9 @@ name = "npg_langqc"
 packages = [
   { include = "lang_qc" },
 ]
-version = "1.3.0"
+version = "1.4.0"
 description = "FastAPI application for Long Read QC"
-authors = ["Adam Blanchet", "Marina Gourtovaia mg8@sanger.ac.uk", "Kieron Taylor kt19@sanger.ac.uk"]
+authors = ["Adam Blanchet", "Marina Gourtovaia <mg8@sanger.ac.uk>", "Kieron Taylor <kt19@sanger.ac.uk>"]
 license = "GPL-3.0-or-later"
 
 [tool.poetry.dependencies]