diff --git a/enhancer/cli/train_config/trainer/default.yaml b/enhancer/cli/train_config/trainer/default.yaml
index 602cbc2..91caa91 100644
--- a/enhancer/cli/train_config/trainer/default.yaml
+++ b/enhancer/cli/train_config/trainer/default.yaml
@@ -1,5 +1,5 @@
 _target_: pytorch_lightning.Trainer
-accelerator: auto
+accelerator: gpu
 accumulate_grad_batches: 1
 amp_backend: native
 auto_lr_find: False
@@ -9,7 +9,7 @@ benchmark: False
 check_val_every_n_epoch: 1
 detect_anomaly: False
 deterministic: False
-devices: 2
+devices: -1
 enable_checkpointing: True
 enable_model_summary: True
 enable_progress_bar: True