1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/logging/opentracing.py b/synapse/logging/opentracing.py
index 5672d60de3..b240d2d21d 100644
--- a/synapse/logging/opentracing.py
+++ b/synapse/logging/opentracing.py
@@ -247,7 +247,7 @@ try:
         class BaseReporter:  # type: ignore[no-redef]
             pass
 
-    @attr.s(slots=True, frozen=True)
+    @attr.s(slots=True, frozen=True, auto_attribs=True)
     class _WrappedRustReporter(BaseReporter):
         """Wrap the reporter to ensure `report_span` never throws."""