diff --git a/c_bindings/test_answers.txt b/c_bindings/test_answers.txt
index f1de76e8..ba9e11c9 100644
--- a/c_bindings/test_answers.txt
+++ b/c_bindings/test_answers.txt
@@ -103,7 +103,7 @@ successfully errored with this message:
 Traceback (most recent call last):
   File "main.py", line 1
     test_nested_error()
-  File "main.py", line 1
+  File "main.py", line 1, in error_from_python
     def error_from_python() : raise NotImplementedError()
 NotImplementedError