diff --git a/srcpkgs/black/template b/srcpkgs/black/template
index 8cb7401b80..386e0682b7 100644
--- a/srcpkgs/black/template
+++ b/srcpkgs/black/template
@@ -1,6 +1,6 @@
 # Template file for 'black'
 pkgname=black
-version=21.8b0
+version=21.9b0
 revision=1
 build_style=python3-module
 # Disable tests that require `black` in the search path for commands.
@@ -20,7 +20,7 @@ license="MIT"
 homepage="https://github.com/psf/black"
 changelog="https://raw.githubusercontent.com/psf/black/main/CHANGES.md"
 distfiles="${PYPI_SITE}/b/black/black-${version}.tar.gz"
-checksum=570608d28aa3af1792b98c4a337dbac6367877b47b12b88ab42095cfc1a627c2
+checksum=7de4cfc7eb6b710de325712d40125689101d21d25283eed7e9998722cf10eb91
 
 pre_build() {
 	# <https://gitweb.gentoo.org/repo/gentoo.git/tree/dev-python/black/black-21.8_beta0.ebuild#n45>.