diff -r ac2b3bafd41c grammar.rst
--- a/grammar.rst	Sat Jan 09 16:35:11 2016 +0200
+++ b/grammar.rst	Sun Jan 10 14:45:56 2016 +0200
@@ -58,6 +58,8 @@
 
 * Certain changes may require tweaks to the library module pyclbr.
 
+* Lib/lib2to3/Grammar.txt may need changes to match the Grammar.
+
 * Documentation must be written!
 
 * After everything has been checked in, you're likely to see a new