diff --git a/CHANGES.rst b/CHANGES.rst
index bb5ee620..74405b16 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -65,10 +65,11 @@ New features:
 
 - Test compatibility with Python 3.12
 - Add function ``icalendar.use_pytz()``.
-- Add `sphinx-autobuild` for `livehtml` Makefile target.
+- Add ``sphinx-autobuild`` for ``livehtml`` Makefile target.
 - Add pull request preview on Read the Docs, building only on changes to documentation-related files.
 - Add link to pull request preview builds in the pull request description only when there are changes to documentation-related files.
 - Add documentation of live HTML preview of documentation and clean up of ``install.rst``.
+- Add ``sphinx-copybutton`` to allow copying code blocks with a single click of a button.
 
 Bug fixes:
 
diff --git a/docs/conf.py b/docs/conf.py
index a46c8829..d3a67d1c 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -20,7 +20,8 @@
 extensions = [
     'sphinx.ext.autodoc',
     'sphinx.ext.coverage',
-    'sphinx.ext.viewcode'
+    'sphinx.ext.viewcode',
+    'sphinx_copybutton'
 ]
 source_suffix = '.rst'
 master_doc = 'index'
diff --git a/requirements_docs.txt b/requirements_docs.txt
index 3691eef5..bffee2f0 100644
--- a/requirements_docs.txt
+++ b/requirements_docs.txt
@@ -1,4 +1,5 @@
 Sphinx>=1.2.3
 sphinx_rtd_theme
 sphinx-autobuild
+sphinx-copybutton
 .