diff --git a/pandas/tests/indexes/interval/test_constructors.py b/pandas/tests/indexes/interval/test_constructors.py
index 65ae904d1083a..b4012c6a842a6 100644
--- a/pandas/tests/indexes/interval/test_constructors.py
+++ b/pandas/tests/indexes/interval/test_constructors.py
@@ -412,8 +412,8 @@ def test_constructor_errors(self, constructor):
         with pytest.raises(TypeError, match=msg):
             constructor(5)
 
-        # not an interval
-        msg = "type <class 'numpy.int64'> with value 0 is not an interval"
+        # not an interval; dtype depends on 32bit/windows builds
+        msg = "type <class 'numpy.int(32|64)'> with value 0 is not an interval"
         with pytest.raises(TypeError, match=msg):
             constructor([0, 1])