diff --git a/scripts/qapi/mypy.ini b/scripts/qapi/mypy.ini
index 74fc6c8215..04bd5db527 100644
--- a/scripts/qapi/mypy.ini
+++ b/scripts/qapi/mypy.ini
@@ -1,6 +1,5 @@
 [mypy]
 strict = True
-strict_optional = False
 disallow_untyped_calls = False
 python_version = 3.6