diff --git a/sanic/app.py b/sanic/app.py
index dcdf443c..eefcfc23 100644
--- a/sanic/app.py
+++ b/sanic/app.py
@@ -155,7 +155,7 @@ class Sanic:
                 return handler
             else:
                 raise ValueError(
-                    'Required parameter `request` missing in the {0}()'.format(
+                    'Required parameter `request` missing in the {0}() route?'.format(
                         handler.__name__))
 
         return response