diff --git a/jedi/parser/grammar2.7.txt b/jedi/parser/grammar2.7.txt
index 2dea5140..b2950143 100644
--- a/jedi/parser/grammar2.7.txt
+++ b/jedi/parser/grammar2.7.txt
@@ -10,17 +10,6 @@
 # NOTE WELL: You should also follow all the steps listed in PEP 306,
 # "How to Change Python's Grammar"
 
-# Commands for Kees Blom's railroad program
-#diagram:token NAME
-#diagram:token NUMBER
-#diagram:token STRING
-#diagram:token NEWLINE
-#diagram:token ENDMARKER
-#diagram:token INDENT
-#diagram:output\input python.bla
-#diagram:token DEDENT
-#diagram:output\textwidth 20.04cm\oddsidemargin  0.0cm\evensidemargin 0.0cm
-#diagram:rules
 
 # Start symbols for the grammar:
 #	    file_input is a module or sequence of commands read from an input file;