diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 8a1054d..ac72643 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -48,7 +48,7 @@ repos:
     - flake8-typing-imports
 
 - repo: https://github.com/pre-commit/mirrors-mypy
-  rev: v0.990
+  rev: v0.991
   hooks:
   - id: mypy
     files: ^src/