diff --git a/.github/workflows/bench-turborepo.yml b/.github/workflows/bench-turborepo.yml
index c9ee8adca7cec4..fbadb17b5d1fae 100644
--- a/.github/workflows/bench-turborepo.yml
+++ b/.github/workflows/bench-turborepo.yml
@@ -78,4 +78,4 @@ jobs:
             -F "ndjson=@./benchmark/ttft.json" \
             -X POST \
             -H 'Authorization: Bearer ${{ secrets.TINYBIRD_TOKEN }}' \
-            'https://api.us-east.tinybird.co/v0/datasources?name=turborepo_perf_ttft'
+            'https://api.us-east.tinybird.co/v0/datasources?name=turborepo_perf_ttft&mode=append'