diff --git a/tools/train.py b/tools/train.py
index 3241174..03c87cc 100644
--- a/tools/train.py
+++ b/tools/train.py
@@ -116,11 +116,6 @@ def main():
         build_dataloader(train_dataset, cfg.data.imgs_per_gpu,
                          cfg.data.workers_per_gpu, cfg.gpus, dist)
     ]
-    if args.validate:
-        val_dataset = obj_from_dict(cfg.data.test, datasets)
-        data_loaders.append(
-            build_dataloader(val_dataset, cfg.data.imgs_per_gpu,
-                             cfg.data.workers_per_gpu, cfg.gpus, dist))
 
     # build model
     model = build_detector(