diff --git a/python/paddle/fluid/tests/unittests/test_eager_trace_op.py b/python/paddle/fluid/tests/unittests/test_eager_trace_op.py
index 79de17fdb6641..b67dbd0ba622d 100644
--- a/python/paddle/fluid/tests/unittests/test_eager_trace_op.py
+++ b/python/paddle/fluid/tests/unittests/test_eager_trace_op.py
@@ -41,9 +41,6 @@ def test_branches(self):
             paddle.fluid.framework._dygraph_tracer().trace_op(
                 'instance_norm', {'Scale': [scale],
                                   'X': [x]}, {'Y': [x]}, {})
-            paddle.fluid.framework._dygraph_tracer().trace_op(
-                'coalesce_tensor', {'Input': [x]}, {'Output': [x]},
-                {'dtype': int(core.VarDesc.VarType.FP32)})
 
 
 if __name__ == "__main__":