diff --git a/test/test_core_aten_ops.py b/test/test_core_aten_ops.py
index 8f1dd0a3344..3ab0c8c3c53 100644
--- a/test/test_core_aten_ops.py
+++ b/test/test_core_aten_ops.py
@@ -29,7 +29,8 @@ def diff_output(testcase, output1, output2, rtol, atol, equal_nan=True):
     output2_cpu = output2.detach().cpu()
     if output2_cpu.dtype != output1.dtype:
       output2_cpu = output2_cpu.to(output1.dtype)
-    # import pdb; pdb.set_trace()
+    # import pdb
+    # pdb.set_trace()
     testcase.assertTrue(
         torch.allclose(
             output1, output2_cpu, atol=atol, rtol=rtol, equal_nan=equal_nan))
@@ -2335,19 +2336,16 @@ def test_aten_leaky_relu_1(self):
     kwargs = dict()
     run_export_and_compare(self, torch.ops.aten.leaky_relu, args, kwargs)
 
-  @unittest.skip
   def test_aten_lift_fresh_copy_0(self):
     args = (torch.randn((10, 10)).to(torch.float32),)
     kwargs = dict()
     run_export_and_compare(self, torch.ops.aten.lift_fresh_copy, args, kwargs)
 
-  @unittest.skip
   def test_aten_lift_fresh_copy_1(self):
     args = (torch.randn((10, 10)).to(torch.float16),)
     kwargs = dict()
     run_export_and_compare(self, torch.ops.aten.lift_fresh_copy, args, kwargs)
 
-  @unittest.skip
   def test_aten_lift_fresh_copy_2(self):
     args = (torch.randint(0, 10, (10, 10)).to(torch.int32),)
     kwargs = dict()
@@ -2700,7 +2698,6 @@ def test_aten_max_pool2d_with_indices_1(self):
     run_export_and_compare(self, torch.ops.aten.max_pool2d_with_indices, args,
                            kwargs)
 
-  @unittest.skip
   def test_aten_max_pool2d_with_indices_2(self):
     args = (
         torch.randint(0, 10, (3, 2, 10)).to(torch.int32),
@@ -3832,7 +3829,6 @@ def test_aten_scatter_reduce_two_0(self):
     run_export_and_compare(self, torch.ops.aten.scatter_reduce.two, args,
                            kwargs)
 
-  @unittest.skip
   def test_aten_scatter_reduce_two_1(self):
     args = (
         torch.randn((10, 10)).to(torch.float16),
@@ -3842,8 +3838,14 @@ def test_aten_scatter_reduce_two_1(self):
         "sum",
     )
     kwargs = dict()
-    run_export_and_compare(self, torch.ops.aten.scatter_reduce.two, args,
-                           kwargs)
+    run_export_and_compare(
+        self,
+        torch.ops.aten.scatter_reduce.two,
+        args,
+        kwargs,
+        rtol=0.001,
+        atol=0.01,
+    )
 
   def test_aten_scatter_reduce_two_2(self):
     args = (
@@ -4388,14 +4390,20 @@ def test_aten_sum_dim_IntList_0(self):
     kwargs = dict()
     run_export_and_compare(self, torch.ops.aten.sum.dim_IntList, args, kwargs)
 
-  @unittest.skip
   def test_aten_sum_dim_IntList_1(self):
     args = (
         torch.randn((10, 10)).to(torch.float16),
         None,
     )
     kwargs = dict()
-    run_export_and_compare(self, torch.ops.aten.sum.dim_IntList, args, kwargs)
+    run_export_and_compare(
+        self,
+        torch.ops.aten.sum.dim_IntList,
+        args,
+        kwargs,
+        rtol=0.001,
+        atol=0.01,
+    )
 
   def test_aten_sum_dim_IntList_2(self):
     args = (