diff --git a/models/rank/fibinet/config.yaml b/models/rank/fibinet/config.yaml
index 4f0951682e4e96c2fb7c4c373a56de4e6d6bc951..d9ae592f3321d46aa221648d309b8d2e2944f53a 100644
--- a/models/rank/fibinet/config.yaml
+++ b/models/rank/fibinet/config.yaml
@@ -102,9 +102,9 @@ phase:
 - name: phase1
   model: "{workspace}/model.py" # user-defined model
   dataset_name: dataloader_train # select dataset by name
-  thread_num: 8
+  thread_num: 1
 
 - name: phase2
   model: "{workspace}/model.py" # user-defined model
   dataset_name: dataset_infer # select dataset by name
-  thread_num: 8
+  thread_num: 1