diff --git a/stix2/test/test_observed_data.py b/stix2/test/test_observed_data.py
index 09f49c7..f221494 100644
--- a/stix2/test/test_observed_data.py
+++ b/stix2/test/test_observed_data.py
@@ -761,13 +761,13 @@ def test_file_example_with_WindowsPEBinaryExt():
 
 
 def test_file_example_encryption_error():
-    file_ = stix2.File(name="qwerty.dll", is_encrypted=False,
-                       encryption_algorithm="AES128-CBC")
+    with pytest.raises(stix2.exceptions.DependentPropertiesError) as excinfo:
+        stix2.File(name="qwerty.dll",
+                   is_encrypted=False,
+                   encryption_algorithm="AES128-CBC")
 
-    assert file_.__class__ == stix2.File
-    assert file_.name == "qwerty.dll"
-    assert file_.is_encrypted is False
-    assert file_.encryption_algorithm == "AES128-CBC"
+    assert excinfo.value.cls == stix2.File
+    assert excinfo.value.dependencies == [("is_encrypted", "encryption_algorithm")]
 
 
 def test_ip4_address_example():