diff --git a/requirements-dev.txt b/requirements-dev.txt
index 882341a..37dc606 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 -e .
-black==21.11b0
+black==21.11b1
 bandit==1.7.1
 coverage==6.1.2
 docutils==0.18