diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index c9bcd14f..d111d6d5 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/ambv/black
-    rev: 18.6b4
+    rev: 18.9b0
     hooks:
       - id: black
         language_version: python3.6