diff --git a/src/phoenix/trace/fixtures.py b/src/phoenix/trace/fixtures.py
index fa41a9c612..bb63f43ad3 100644
--- a/src/phoenix/trace/fixtures.py
+++ b/src/phoenix/trace/fixtures.py
@@ -151,7 +151,7 @@ class TracesFixture:
     name="demo_o1_preview_timeseries_evals",
     project_name="demo_o1_preview_timeseries",
     description="Shows the traces for a timeseries evaluation of o1-preview",
-    file_name="o1-preview-testing-traces.parquet",
+    file_name="o1-traces-preview-testing.parquet",
 )
 
 demo_llama_index_rag_llm_fixture = TracesFixture(