diff --git a/python/paddle/fluid/tests/unittests/mlu/test_hard_sigmoid_op_mlu.py b/python/paddle/fluid/tests/unittests/mlu/test_hard_sigmoid_op_mlu.py
index a38c12c9004708ededbfc7f8d246b8db01b3b32e..5050e2006f3339a64f1964685827c1a97cd6ac59 100644
--- a/python/paddle/fluid/tests/unittests/mlu/test_hard_sigmoid_op_mlu.py
+++ b/python/paddle/fluid/tests/unittests/mlu/test_hard_sigmoid_op_mlu.py
@@ -25,7 +25,8 @@ import paddle.fluid as fluid
 import paddle.nn.functional as F
 
 paddle.enable_static()
-SEED = 2021
+SEED = 2022
+np.random.seed(SEED)
 
 
 def ref_hardsigmoid(x, slope=0.166666666666667, offset=0.5):
diff --git a/python/paddle/fluid/tests/unittests/mlu/test_hard_swish_op_mlu.py b/python/paddle/fluid/tests/unittests/mlu/test_hard_swish_op_mlu.py
index e0ae182b41d19e21b852a317a70022c4275c1b6b..89475eb69853333ae771728ef81eeb0b4d1eec9d 100644
--- a/python/paddle/fluid/tests/unittests/mlu/test_hard_swish_op_mlu.py
+++ b/python/paddle/fluid/tests/unittests/mlu/test_hard_swish_op_mlu.py
@@ -25,7 +25,8 @@ import sys
 sys.path.append("..")
 
 paddle.enable_static()
-SEED = 2020
+SEED = 2021
+np.random.seed(SEED)
 
 
 def scalarToType(val, data_type):