diff --git a/werkzeug/debug/tbtools.py b/werkzeug/debug/tbtools.py
index 6885b1e83..3dc8803eb 100644
--- a/werkzeug/debug/tbtools.py
+++ b/werkzeug/debug/tbtools.py
@@ -437,7 +437,7 @@ class Frame(object):
     """A single frame in a traceback."""
 
     def __init__(self, exc_type, exc_value, tb):
-        self.lineno = tb.tb_frame.f_lineno
+        self.lineno = tb.tb_lineno
         self.function_name = tb.tb_frame.f_code.co_name
         self.locals = tb.tb_frame.f_locals
         self.globals = tb.tb_frame.f_globals