diff --git a/pyproject.toml b/pyproject.toml
index 7d495e38..79d090e6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -128,7 +128,6 @@ builtins-ignorelist = ["copyright", "all"]
 install_types = true
 non_interactive = true
 allow_redefinition = true
-no_strict_optional = true
 ignore_missing_imports = true
 
 [[tool.mypy.overrides]]