diff --git a/tests/interactive/test_app.py b/tests/interactive/test_app.py
index 3e116aed3a..99207d2e7c 100644
--- a/tests/interactive/test_app.py
+++ b/tests/interactive/test_app.py
@@ -53,13 +53,13 @@ async def test_inputs():
         await pilot.pause()
         assert (
             app.output_text_area.text
-            == "<unknown>:1:5\ndkjfd\n     ^\n     Operation builtin.unregistered does not have a custom format.\n"
+            == "<unknown>:1:5\ndkjfd\n     ^\n     unregistered operation dkjfd!\n"
         )
 
         assert isinstance(app.current_module, ParseError)
         assert (
             str(app.current_module)
-            == "<unknown>:1:5\ndkjfd\n     ^\n     Operation builtin.unregistered does not have a custom format.\n"
+            == "<unknown>:1:5\ndkjfd\n     ^\n     unregistered operation dkjfd!\n"
         )
 
         # Test corect input