diff --git a/CHANGES.md b/CHANGES.md
index 1886231..5f1195a 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,4 +1,8 @@
 # Changelog
+## 2.3 (2023-03-22)
+* Numpy 1.24 is now supported (thanks to Sean Black).
+* Scatter plot of read length vs PHRED score has been remplaced by a 2D density plot.
+* Add bases per barcode distribution graphs.
 
 ## 2.2.3 (2022-09-29)
 * Fix error when no Fast5 file is found in a directory provided as argument. Now throw an understandable error message.
diff --git a/Dockerfile b/Dockerfile
index 6607015..d9444bb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM ubuntu:20.04
 
 MAINTAINER Laurent Jourdren <jourdren@bio.ens.psl.eu>
-ARG VERSION=2.2.3
+ARG VERSION=2.3
 RUN apt update && \
     DEBIAN_FRONTEND=noninteractive apt install --yes \
                     python3 \
diff --git a/toulligqc/version.py b/toulligqc/version.py
index 05633ca..93bbb90 100644
--- a/toulligqc/version.py
+++ b/toulligqc/version.py
@@ -1 +1 @@
-__version__ = '2.2.3'
+__version__ = '2.3'