diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 2e5f9e1c0f..e2edcd1e80 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -150,7 +150,7 @@ repos:
     hooks:
       - id: check-hooks-apply
   - repo: https://github.com/psf/black
-    rev: stable
+    rev: 19.10b0
     hooks:
       - id: black
         files: api_connexion/.*\.py|.*providers.*\.py