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-rw-r--r--runtime/doc/syntax.txt5
1 files changed, 3 insertions, 2 deletions
diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index c8b697432b..95e00720b1 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -2205,9 +2205,10 @@ can use them.
For example, Linux and BSD distributions use groff as their default text
processing package. In order to activate the extra syntax highlighting
-features for groff, add the following option to your start-up files: >
+features for groff, arrange for files to be recognized as groff (see
+|ft-groff-syntax|) or add the following option to your start-up files: >
- :let b:nroff_is_groff = 1
+ :let nroff_is_groff = 1
Groff is different from the old AT&T n/troff that you may still find in
Solaris. Groff macro and request names can be longer than 2 characters and