diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index e102ae9..f6839aa 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -19,7 +19,7 @@ repos:
     rev: 21.7b0
     hooks:
       - id: black
-        args: [--line-length=120]
+        args: [--line-length=100]
 
   - repo: https://github.com/pre-commit/mirrors-isort
     rev: V5.9.3