diff --git a/src/suinput/dataset.py b/src/suinput/dataset.py
index a581082..0ed0886 100644
--- a/src/suinput/dataset.py
+++ b/src/suinput/dataset.py
@@ -595,7 +595,7 @@ if __name__ == "__main__":
     dataloader = DataLoader(
         dataset,
         batch_size=256,
-        num_workers=12,
+        num_workers=15,
         worker_init_fn=worker_init_fn,
         # pin_memory=True,
         collate_fn=custom_collate,