diff --git a/mypy_self_check.ini b/mypy_self_check.ini
index bae26bde011b..625a31b4417c 100644
--- a/mypy_self_check.ini
+++ b/mypy_self_check.ini
@@ -13,3 +13,4 @@ enable_error_code = ignore-without-code,redundant-expr
 enable_incomplete_feature = PreciseTupleTypes
 show_error_code_links = True
 warn_unreachable = True
+sqlite_cache = True