diff --git a/tests/core/drivers/paddle_driver/test_single_device.py b/tests/core/drivers/paddle_driver/test_single_device.py
index 12f52537..92c55434 100644
--- a/tests/core/drivers/paddle_driver/test_single_device.py
+++ b/tests/core/drivers/paddle_driver/test_single_device.py
@@ -535,7 +535,7 @@ class TestSetDistReproDataloder:
 #
 ############################################################################
 
-def generate_random_driver(features, labels, fp16, device="cpu"):
+def generate_random_driver(features, labels, fp16=False, device="cpu"):
     """
     生成driver
     """
@@ -549,8 +549,8 @@ def generate_random_driver(features, labels, fp16, device="cpu"):
 
 @pytest.fixture
 def prepare_test_save_load():
-    dataset = PaddleRandomMaxDataset(320, 10)
-    dataloader = DataLoader(dataset, batch_size=32)
+    dataset = PaddleRandomMaxDataset(40, 10)
+    dataloader = DataLoader(dataset, batch_size=4)
     driver1, driver2 = generate_random_driver(10, 10), generate_random_driver(10, 10)
     return driver1, driver2, dataloader