diff --git a/requirements.txt b/requirements.txt
index fb3bdfb4..8312b217 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,4 +13,4 @@ psycopg2-binary==2.8.6
 sqlalchemy[postgresql_psycopg2binary]==1.4.11
 async-timeout==3.0.1
 mypy==0.812
-black==21.4b0
+black==21.4b1