diff --git a/requirements-dev.txt b/requirements-dev.txt
index 4dc55b3..0032958 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 -r requirements-test.txt
-black==21.5b1
+black==21.5b2
 packaging==20.9
 pre-commit~=2.13
 PyGithub~=1.54