diff --git a/flask/ctx.py b/flask/ctx.py
index 0943d10a..f4eb2188 100644
--- a/flask/ctx.py
+++ b/flask/ctx.py
@@ -91,7 +91,7 @@ class RequestContext(object):
 
         self.match_request()
 
-        # Support for deprecated functionality.  This is doing away with
+        # XXX: Support for deprecated functionality.  This is doing away with
         # Flask 1.0
         blueprint = self.request.blueprint
         if blueprint is not None: