diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index a03924b9..d6e4e790 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 2021.3.8
+current_version = 2021.3.9
 commit = True
 tag = True
 
diff --git a/README.rst b/README.rst
index d46415ad..2303b9a7 100644
--- a/README.rst
+++ b/README.rst
@@ -104,7 +104,7 @@ Note: The autocommit functionality is currently broken on Windows, but works OK
 .. |language| image:: https://img.shields.io/github/languages/top/domdfcoding/repo_helper
 	:alt: GitHub top language
 
-.. |commits-since| image:: https://img.shields.io/github/commits-since/domdfcoding/repo_helper/v2021.3.8
+.. |commits-since| image:: https://img.shields.io/github/commits-since/domdfcoding/repo_helper/v2021.3.9
 	:target: https://github.com/domdfcoding/repo_helper/pulse
 	:alt: GitHub commits since tagged version
 
diff --git a/__pkginfo__.py b/__pkginfo__.py
index 3de013a2..a5b75771 100644
--- a/__pkginfo__.py
+++ b/__pkginfo__.py
@@ -26,7 +26,7 @@
 2020-2021 Dominic Davis-Foster <dominic@davis-foster.co.uk>
 """
 
-__version__ = "2021.3.8"
+__version__ = "2021.3.9"
 repo_root = pathlib.Path(__file__).parent
 install_requires = (repo_root / "requirements.txt").read_text(encoding="utf-8").split('\n')
 extras_require = {
diff --git a/doc-source/index.rst b/doc-source/index.rst
index cc8ed935..df9c4256 100644
--- a/doc-source/index.rst
+++ b/doc-source/index.rst
@@ -107,7 +107,7 @@ This project is in an early stage, and some things might not work correctly or b
 	:alt: GitHub top language
 
 .. |commits-since| github-shield::
-	:commits-since: v2021.3.8
+	:commits-since: v2021.3.9
 	:alt: GitHub commits since tagged version
 
 .. |commits-latest| github-shield::
diff --git a/pyproject.toml b/pyproject.toml
index af774ef1..eb0bba4b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "repo_helper"
-version = "2021.3.8"
+version = "2021.3.9"
 description = "A tool to manage configuration files, build scripts etc. across multiple projects."
 readme = "README.rst"
 keywords = [ "configuration",]
diff --git a/repo_helper.yml b/repo_helper.yml
index ba1b324f..3f31f403 100644
--- a/repo_helper.yml
+++ b/repo_helper.yml
@@ -4,7 +4,7 @@ modname: repo_helper
 copyright_years: "2020-2021"
 author: "Dominic Davis-Foster"
 email: "dominic@davis-foster.co.uk"
-version: "2021.3.8"
+version: "2021.3.9"
 username: "domdfcoding"
 license: 'LGPLv3+'
 short_desc: 'A tool to manage configuration files, build scripts etc. across multiple projects.'
diff --git a/repo_helper/__init__.py b/repo_helper/__init__.py
index 8150c061..49d5886b 100644
--- a/repo_helper/__init__.py
+++ b/repo_helper/__init__.py
@@ -26,5 +26,5 @@
 __author__: str = "Dominic Davis-Foster"
 __copyright__: str = "2020 Dominic Davis-Foster"
 __license__: str = "LGPLv3+"
-__version__: str = "2021.3.8"
+__version__: str = "2021.3.9"
 __email__: str = "dominic@davis-foster.co.uk"
diff --git a/tests/test_cli/test_builder_/test_write_wheel b/tests/test_cli/test_builder_/test_write_wheel
index 181cba21..8f5b0f3b 100644
--- a/tests/test_cli/test_builder_/test_write_wheel
+++ b/tests/test_cli/test_builder_/test_write_wheel
@@ -1,4 +1,4 @@
 Wheel-Version: 1.0
-Generator: repo_helper.build (2021.3.8)
+Generator: repo_helper.build (2021.3.9)
 Root-Is-Purelib: true
 Tag: py3-none-any
diff --git a/tests/test_cli/test_builder_/test_write_wheel.yml b/tests/test_cli/test_builder_/test_write_wheel.yml
index 81ce0bb3..d94a9e60 100644
--- a/tests/test_cli/test_builder_/test_write_wheel.yml
+++ b/tests/test_cli/test_builder_/test_write_wheel.yml
@@ -1,4 +1,4 @@
-Generator: repo_helper.build (2021.3.8)
+Generator: repo_helper.build (2021.3.9)
 Root-Is-Purelib: 'true'
 Tag: py3-none-any
 Wheel-Version: '1.0'