diff --git a/docs/changelog/index.rst b/docs/changelog/index.rst
index 31432e4..51239b0 100644
--- a/docs/changelog/index.rst
+++ b/docs/changelog/index.rst
@@ -1,6 +1,15 @@
 Changelog
 =========
 
+0.4.6
+~~~~~
+
+  - **BREAKING:** Regenerated internal ``*_pb2.py`` files, they now require
+    ``protobuf>=3.20.0``
+  - Implemented support for ``ssl.get_default_verify_paths()`` as a way to
+    specify CA certificates to create secure ``Channel``
+  - Implemented ``Configuration.ssl_target_name_override`` option
+
 0.4.5
 ~~~~~
 
diff --git a/grpclib/__init__.py b/grpclib/__init__.py
index e47d054..1fb2708 100644
--- a/grpclib/__init__.py
+++ b/grpclib/__init__.py
@@ -1,7 +1,7 @@
 from .const import Status
 from .exceptions import GRPCError
 
-__version__ = '0.4.5'
+__version__ = '0.4.6'
 
 __all__ = (
     'Status',