diff --git a/tests/apitest/opstest/python/operations/paged_attention/test_paged_attention_operation_parallel_decoding_310P_mask_free.py b/tests/apitest/opstest/python/operations/paged_attention/test_paged_attention_operation_parallel_decoding_310P_mask_free.py
index 595765122e774224c616900707172ddae4fd31e0..fbca39a7278230c090bed0e2b79257fa0c136132 100644
--- a/tests/apitest/opstest/python/operations/paged_attention/test_paged_attention_operation_parallel_decoding_310P_mask_free.py
+++ b/tests/apitest/opstest/python/operations/paged_attention/test_paged_attention_operation_parallel_decoding_310P_mask_free.py
@@ -24,7 +24,7 @@ from precision_calcu import *
 sys.path.append(os.path.join(os.path.dirname(__file__), "../"))
 import operation_test  # NOQA: E402
  
-torch.manual_seed(1)
+torch.manual_seed(2)
 MAX_SEQ_LEN = 1024
  
 def shape_nd_to_nz(shape, dtype='float16'):