diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 9154dcf09ab7f12bd75b3c8f7aaf9e0ca477c888..c06d4f3628322f76b701f264c9eb9b0678b85cf2 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
 -   repo: https://github.com/psf/black
-    rev: stable
+    rev: 21.5b0
     hooks:
     - id: black
 -   repo: https://github.com/PyCQA/isort