diff --git a/CHANGELOG.md b/CHANGELOG.md
index 66f56a1..d002794 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+v0.8.0 (in development)
+-----------------------
+- Updated the default value of the ``X-GitHub-Api-Version`` header to
+  "2026-03-10", up from "2022-11-28".  See `the GitHub documentation`__ for
+  information on breaking changes in the new API version.
+
+__ https://docs.github.com/en/rest/about-the-rest-api/breaking-changes#version-2026-03-10
+
+
 v0.7.0 (2025-11-28)
 -------------------
 - Support for making GraphQL requests to custom URLs:
diff --git a/README.rst b/README.rst
index 6ed4fdb..2174243 100644
--- a/README.rst
+++ b/README.rst
@@ -52,7 +52,7 @@ aimed at working with the GitHub REST API.  Notable features include:
 
 .. _requests: https://requests.readthedocs.io
 
-__ https://docs.github.com/en/rest/using-the-rest-api/best-practices-for-using-the-rest-api?#handle-rate-limit-errors-appropriately
+__ https://docs.github.com/en/rest/using-the-rest-api/best-practices-for-using-the-rest-api#handle-rate-limit-errors-appropriately
 
 Installation
 ============
@@ -498,7 +498,7 @@ The default value of the ``api_url`` argument to the ``Client`` constructor
 
 .. code:: python
 
-    DEFAULT_API_VERSION = "2022-11-28"
+    DEFAULT_API_VERSION = "2026-03-10"
 
 The default value of the ``api_version`` argument to the ``Client`` constructor
 
diff --git a/src/ghreq/__init__.py b/src/ghreq/__init__.py
index a478f70..64141c0 100644
--- a/src/ghreq/__init__.py
+++ b/src/ghreq/__init__.py
@@ -29,8 +29,9 @@
 
 .. _requests: https://requests.readthedocs.io
 
-__ https://docs.github.com/en/rest/guides/best-practices-for-using-the-rest-api
-   ?apiVersion=2022-11-28#dealing-with-rate-limits
+__ https://docs.github.com/en/rest/using-the-rest-api
+   /best-practices-for-using-the-rest-api
+   #handle-rate-limit-errors-appropriately
 
 Visit <https://github.com/jwodder/ghreq> for more information.
 """
@@ -49,7 +50,7 @@
 from typing import TYPE_CHECKING, Any, Literal, overload
 import requests
 
-__version__ = "0.7.0"
+__version__ = "0.8.0.dev1"
 __author__ = "John Thorvald Wodder II"
 __author_email__ = "ghreq@varonathe.org"
 __license__ = "MIT"
@@ -78,7 +79,7 @@
 
 #: The default value of the ``api_version`` argument to the `Client`
 #: constructor
-DEFAULT_API_VERSION = "2022-11-28"
+DEFAULT_API_VERSION = "2026-03-10"
 
 MUTATING_METHODS = frozenset(["POST", "PATCH", "PUT", "DELETE"])