diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index cdc68ac..5893158 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -2,6 +2,19 @@ Changelog
 =========
 
 
+v2.4.155.1 (2022-03-03)
+-----------------------
+
+Changes
+~~~~~~~
+- Bump required python version for doc. [Raphaël Vinot]
+- Remove python 3.6 from metadata. [Raphaël Vinot]
+
+Fix
+~~~
+- Incorrect call when requesting a new API key. [Raphaël Vinot]
+
+
 v2.4.155 (2022-03-03)
 ---------------------
 
@@ -12,6 +25,7 @@ New
 
 Changes
 ~~~~~~~
+- Re-bump changelog. [Raphaël Vinot]
 - Bump version. [Raphaël Vinot]
 - Bump changelog. [Raphaël Vinot]
 - Bump misp-objects. [Raphaël Vinot]
diff --git a/pymisp/__init__.py b/pymisp/__init__.py
index b2c8e27..0168d18 100644
--- a/pymisp/__init__.py
+++ b/pymisp/__init__.py
@@ -1,4 +1,4 @@
-__version__ = '2.4.155'
+__version__ = '2.4.155.1'
 import logging
 import sys
 import warnings
diff --git a/pyproject.toml b/pyproject.toml
index fc9234c..24e372b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pymisp"
-version = "2.4.155"
+version = "2.4.155.1"
 description = "Python API for MISP."
 authors = ["Raphaël Vinot <raphael.vinot@circl.lu>"]
 license = "BSD-2-Clause"