diff --git a/setup.cfg b/setup.cfg
index d73e4b982..a148aca10 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -48,3 +48,5 @@ warn_redundant_casts = True
 warn_return_any = True
 warn_unused_configs = True
 warn_unused_ignores = True
+show_error_codes = True
+