diff --git a/weave/trace_server/clickhouse_trace_server_batched.py b/weave/trace_server/clickhouse_trace_server_batched.py
index fbef064d42b..d08d47f2b64 100644
--- a/weave/trace_server/clickhouse_trace_server_batched.py
+++ b/weave/trace_server/clickhouse_trace_server_batched.py
@@ -1332,6 +1332,7 @@ def feedback_create(self, req: tsi.FeedbackCreateReq) -> tsi.FeedbackCreateRes:
         res_payload = req.payload
 
         # Augment emoji with alias.
+        res_payload = {}
         if req.feedback_type == "wandb.reaction.1":
             em = req.payload["emoji"]
             if emoji.emoji_count(em) != 1: