diff --git a/tests/test_mathematical.py b/tests/test_mathematical.py
index cac1e3385c21..8b75bcf7fd9e 100644
--- a/tests/test_mathematical.py
+++ b/tests/test_mathematical.py
@@ -1203,6 +1203,9 @@ def test_sum_empty_out(dtype):
 @pytest.mark.parametrize("transpose", [True, False])
 @pytest.mark.parametrize("keepdims", [True, False])
 def test_sum(shape, dtype_in, dtype_out, transpose, keepdims):
+    if transpose and shape in [(1, 2, 3), (3, 3, 3)]:
+        pytest.skip("muted due to issue dpctl-1391")
+
     size = numpy.prod(shape)
     a_np = numpy.arange(size).astype(dtype_in).reshape(shape)
     a = dpnp.asarray(a_np)
diff --git a/tests/third_party/cupy/math_tests/test_sumprod.py b/tests/third_party/cupy/math_tests/test_sumprod.py
index 9c1d6a0ed2e1..8f3f2bcc207c 100644
--- a/tests/third_party/cupy/math_tests/test_sumprod.py
+++ b/tests/third_party/cupy/math_tests/test_sumprod.py
@@ -117,6 +117,7 @@ def test_sum_axis2(self, xp, dtype):
         else:
             return a.sum(axis=1)
 
+    @pytest.mark.skip("muted due to issue dpctl-1391")
     @testing.for_all_dtypes()
     @testing.numpy_cupy_allclose(contiguous_check=False)
     def test_sum_axis_transposed(self, xp, dtype):
@@ -127,6 +128,7 @@ def test_sum_axis_transposed(self, xp, dtype):
         else:
             return a.sum(axis=1)
 
+    @pytest.mark.skip("muted due to issue dpctl-1391")
     @testing.for_all_dtypes()
     @testing.numpy_cupy_allclose(contiguous_check=False)
     def test_sum_axis_transposed2(self, xp, dtype):