diff --git a/setup.cfg b/setup.cfg
index ae5cc7c2e..c011514e7 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -63,6 +63,8 @@ disallow_any_generics = true
 disallow_incomplete_defs = true
 disallow_untyped_defs = true
 no_implicit_optional = true
+warn_redundant_casts = true
+warn_unused_ignores = true
 
 [mypy-testing.*]
 disallow_untyped_defs = false