diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index b11a81f3fbc5..c61510410bac 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,16 @@
 Changelog
 =========
 
+.. _v42-0-1:
+
+42.0.1 - 2024-01-24
+~~~~~~~~~~~~~~~~~~~
+
+* Fixed an issue with incorrect keyword-argument naming with ``EllipticCurvePrivateKey``
+  :meth:`~cryptography.hazmat.primitives.asymmetric.ec.EllipticCurvePrivateKey.sign`.
+* Resolved compatibility issue with loading certain RSA public keys in
+  :func:`~cryptography.hazmat.primitives.serialization.load_pem_public_key`.
+
 .. _v42-0-0:
 
 42.0.0 - 2024-01-22
diff --git a/pyproject.toml b/pyproject.toml
index 6369bebf7620..e7fe731373f5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "cryptography"
-version = "42.0.0"
+version = "42.0.1"
 authors = [
     {name = "The Python Cryptographic Authority and individual contributors", email = "cryptography-dev@python.org"}
 ]
diff --git a/src/cryptography/__about__.py b/src/cryptography/__about__.py
index 7d62a32b6fab..35d8510fbafa 100644
--- a/src/cryptography/__about__.py
+++ b/src/cryptography/__about__.py
@@ -10,7 +10,7 @@
     "__copyright__",
 ]
 
-__version__ = "42.0.0"
+__version__ = "42.0.1"
 
 
 __author__ = "The Python Cryptographic Authority and individual contributors"
diff --git a/vectors/cryptography_vectors/__about__.py b/vectors/cryptography_vectors/__about__.py
index 6040ee84583e..c79601b44990 100644
--- a/vectors/cryptography_vectors/__about__.py
+++ b/vectors/cryptography_vectors/__about__.py
@@ -6,4 +6,4 @@
     "__version__",
 ]
 
-__version__ = "42.0.0"
+__version__ = "42.0.1"
diff --git a/vectors/pyproject.toml b/vectors/pyproject.toml
index 0c43684bb92a..376f984a9303 100644
--- a/vectors/pyproject.toml
+++ b/vectors/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "flit_core.buildapi"
 
 [project]
 name = "cryptography_vectors"
-version = "42.0.0"
+version = "42.0.1"
 authors = [
     {name = "The Python Cryptographic Authority and individual contributors", email = "cryptography-dev@python.org"}
 ]