diff --git a/pandas/tests/arithmetic/test_timedelta64.py b/pandas/tests/arithmetic/test_timedelta64.py
index 56f47324967a1..ead9876e7c2a8 100644
--- a/pandas/tests/arithmetic/test_timedelta64.py
+++ b/pandas/tests/arithmetic/test_timedelta64.py
@@ -1537,7 +1537,8 @@ def test_td64arr_div_nat_invalid(self, box_with_array):
         rng = timedelta_range('1 days', '10 days', name='foo')
         rng = tm.box_expected(rng, box_with_array)
 
-        with pytest.raises(TypeError, match='true_divide cannot use operands'):
+        with pytest.raises(TypeError,
+                           match="'?true_divide'? cannot use operands"):
             rng / pd.NaT
         with pytest.raises(TypeError, match='Cannot divide NaTType by'):
             pd.NaT / rng
diff --git a/pandas/tests/indexes/timedeltas/test_arithmetic.py b/pandas/tests/indexes/timedeltas/test_arithmetic.py
index 08ea69ff98ba1..5ede6a289d42f 100644
--- a/pandas/tests/indexes/timedeltas/test_arithmetic.py
+++ b/pandas/tests/indexes/timedeltas/test_arithmetic.py
@@ -218,7 +218,7 @@ def test_ops_ndarray(self):
         expected = pd.to_timedelta(['2 days']).values
         tm.assert_numpy_array_equal(td * np.array([2]), expected)
         tm.assert_numpy_array_equal(np.array([2]) * td, expected)
-        msg = ("ufunc multiply cannot use operands with types"
+        msg = ("ufunc '?multiply'? cannot use operands with types"
                r" dtype\('<m8\[ns\]'\) and dtype\('<m8\[ns\]'\)")
         with pytest.raises(TypeError, match=msg):
             td * other