diff --git a/mmgen/apis/train.py b/mmgen/apis/train.py
index 56c738984..cde663403 100644
--- a/mmgen/apis/train.py
+++ b/mmgen/apis/train.py
@@ -62,7 +62,7 @@ def train_model(model,
         k: v
         for k, v in cfg.data.items() if k not in [
             'train', 'val', 'test', 'train_dataloader', 'val_dataloader',
-            'test_dataloader'
+            'test_dataloader', 'val_samples_per_gpu', 'val_workers_per_gpu'
         ]
     })
 
@@ -179,8 +179,13 @@ def train_model(model,
             **loader_cfg, 'shuffle': False,
             **cfg.data.get('val_data_loader', {})
         }
-        val_dataloader = build_dataloader(
-            val_dataset, dist=distributed, **val_loader_cfg)
+        val_loader_cfg.update({
+            'samples_per_gpu':
+            cfg.data.get('val_samples_per_gpu', cfg.data.samples_per_gpu),
+            'workers_per_gpu':
+            cfg.data.get('val_workers_per_gpu', cfg.data.workers_per_gpu)
+        })
+        val_dataloader = build_dataloader(val_dataset, **val_loader_cfg)
         eval_cfg = deepcopy(cfg.get('evaluation'))
         priority = eval_cfg.pop('priority', 'LOW')
         eval_cfg.update(dict(dist=distributed, dataloader=val_dataloader))