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-rw-r--r--src/HelpFile4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/HelpFile b/src/HelpFile
index 27d030201..0f7db045b 100644
--- a/src/HelpFile
+++ b/src/HelpFile
@@ -347,8 +347,10 @@ q, quit: q
-parser=earley Earley algorithm
-parser=chart bottom-up chart parser
--printer: format in which the grammar is printed. The default is gf.
+-printer: format in which the grammar is printed. The default is gfc.
+ -printer=gfc GFC grammar
-printer=gf GF grammar
+ -printer=old old GF grammar
-printer=cf context-free grammar
*-printer=happy source file for Happy parser generator
-printer=srg speech recognition grammar