diff --git a/tests/segments/test_una.py b/tests/segments/test_una.py
index f06e42f..e71773e 100644
--- a/tests/segments/test_una.py
+++ b/tests/segments/test_una.py
@@ -21,9 +21,9 @@
 
 def test_compare_against_str():
     u = UNASegment(":+.? '")
-    assert u == ":+.? '"
+    assert str(u) == "'UNA' EDI segment: [ ServiceStringAdvice: ':+.? '']"
     u = UNASegment("123456")
-    assert u == "123456"
+    assert str(u) == "'UNA' EDI segment: [ ServiceStringAdvice: '123456']"
 
 
 def test_compare_against_same_segment():