diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 956f9caaf6f..973a01c2e45 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1311,7 +1311,7 @@ repos:
           - looseversion
 
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v0.971
+    rev: v1.0.0
     hooks:
       - id: mypy
         alias: mypy-tools
diff --git a/setup.cfg b/setup.cfg
index ae12e49a0c1..f99baf45528 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,7 +3,7 @@ owner = root
 group = root
 
 [mypy]
-python_version = 3.9
+implicit_optional = True
 show_error_codes = True
 warn_return_any = True
 warn_unused_configs = True