Long overdue runtime update.
diff --git a/runtime/doc/spell.txt b/runtime/doc/spell.txt
index 9b62fda..aacfe53 100644
--- a/runtime/doc/spell.txt
+++ b/runtime/doc/spell.txt
@@ -1,4 +1,4 @@
-*spell.txt* For Vim version 8.0. Last change: 2016 Jan 08
+*spell.txt* For Vim version 8.0. Last change: 2017 Oct 26
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -723,7 +723,7 @@
= Case must match exactly.
? Rare word.
! Bad (wrong) word.
- digit A region in which the word is valid. If no regions are
+ 1 to 9 A region in which the word is valid. If no regions are
specified the word is valid in all regions.
Example: