diff --git a/test/test_env.py b/test/test_env.py
index e6ca38b729c..f8f242f3955 100644
--- a/test/test_env.py
+++ b/test/test_env.py
@@ -2061,6 +2061,7 @@ def main_collector(j, q=None):
             total_frames=N * n_workers * 100,
             storing_device=device,
             device=device,
+            cat_results=-1,
         )
         single_collectors = [
             SyncDataCollector(