diff --git a/cuda_train.cmd b/cuda_train.cmd
index 2270905..7d471d5 100644
--- a/cuda_train.cmd
+++ b/cuda_train.cmd
@@ -1 +1 @@
-python train.py --load_model --batch_size 8 --learning_rate 0.0003 --enable_onnx
\ No newline at end of file
+python train.py --load_model --batch_size 4 --learning_rate 0.0003 --enable_onnx
\ No newline at end of file
diff --git a/douzero/dmc/arguments.py b/douzero/dmc/arguments.py
index 496fe4c..68244c3 100644
--- a/douzero/dmc/arguments.py
+++ b/douzero/dmc/arguments.py
@@ -11,8 +11,8 @@ parser.add_argument('--objective', default='adp', type=str, choices=['adp', 'wp'
                     help='Use ADP or WP as reward (default: ADP)')    
 
 # Training settings
-parser.add_argument('--onnx_sync_interval', default=5, type=int,
-                    help='Time interval (in minutes) at which to sync the onnx model')
+parser.add_argument('--onnx_sync_interval', default=30, type=int,
+                    help='Time interval (in seconds) at which to sync the onnx model')
 parser.add_argument('--actor_device_cpu', action='store_true',
                     help='Use CPU as actor device')
 parser.add_argument('--gpu_devices', default='0', type=str,
diff --git a/douzero/dmc/dmc.py b/douzero/dmc/dmc.py
index 53ff12e..242aecf 100644
--- a/douzero/dmc/dmc.py
+++ b/douzero/dmc/dmc.py
@@ -254,7 +254,7 @@ def train(flags):
                 checkpoint(frames)
                 last_checkpoint_time = timer()
 
-            if timer() - last_onnx_sync_time > flags.onnx_sync_interval * 60:
+            if timer() - last_onnx_sync_time > flags.onnx_sync_interval:
                 sync_onnx_model(frames)
                 last_onnx_sync_time = timer()