diff --git a/python/paddle/fluid/framework.py b/python/paddle/fluid/framework.py
index 01f63eca8576a2142bd699c06d3461a7d17cc3c0..39d589cb2a9009fed29c13f672c6e586fa2f9ca3 100644
--- a/python/paddle/fluid/framework.py
+++ b/python/paddle/fluid/framework.py
@@ -7456,7 +7456,7 @@ def default_main_program():
             paddle.enable_static()
             # Sample Network:
             x = paddle.static.data(name='x', shape=[100, 100], dtype='float32')
-            y = paddle.static.data(name='x', shape=[100, 100], dtype='float32')
+            y = paddle.static.data(name='y', shape=[100, 100], dtype='float32')
             out = paddle.add(x, y)
 
             #print the number of blocks in the program, 1 in this case
diff --git a/python/paddle/ir/core.py b/python/paddle/ir/core.py
index fe496b55f9129746bc523eaf23cb3d87be249536..c7f2a73f2ad5e5c22e822048e960194106496320 100644
--- a/python/paddle/ir/core.py
+++ b/python/paddle/ir/core.py
@@ -141,7 +141,7 @@ def default_main_program():
             paddle.enable_static()
             # Sample Network:
             x = paddle.static.data(name='x', shape=[100, 100], dtype='float32')
-            y = paddle.static.data(name='x', shape=[100, 100], dtype='float32')
+            y = paddle.static.data(name='y', shape=[100, 100], dtype='float32')
             out = paddle.add(x, y)
 
             #print the number of blocks in the program, 1 in this case
diff --git a/test/legacy_test/test_isclose_op.py b/test/legacy_test/test_isclose_op.py
index c09d7fd7751a68e9aa788e82f83d32d671549849..3cb84a2b3c1e3dc57f4684cb9100edfadbefbf96 100644
--- a/test/legacy_test/test_isclose_op.py
+++ b/test/legacy_test/test_isclose_op.py
@@ -214,7 +214,7 @@ class TestIscloseOpFp16(unittest.TestCase):
         y_data = np.random.rand(10, 10).astype('float16')
         with paddle.static.program_guard(paddle.static.Program()):
             x = paddle.static.data(shape=[10, 10], name='x', dtype='float16')
-            y = paddle.static.data(shape=[10, 10], name='x', dtype='float16')
+            y = paddle.static.data(shape=[10, 10], name='y', dtype='float16')
             out = paddle.isclose(x, y, rtol=1e-05, atol=1e-08)
             if core.is_compiled_with_cuda():
                 place = paddle.CUDAPlace(0)