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-rw-r--r--manual/install.texi9
1 files changed, 9 insertions, 0 deletions
diff --git a/manual/install.texi b/manual/install.texi
index 2b9b57ca32..d8dc3d58c9 100644
--- a/manual/install.texi
+++ b/manual/install.texi
@@ -449,6 +449,15 @@ GNU @code{gettext} 0.10.36 or later
@end itemize
@noindent
+If you wish to regenerate the @code{yacc} parser code in the @file{intl}
+subdirectory you will need
+
+@itemize @bullet
+@item
+GNU @code{bison} 2.7 or later
+@end itemize
+
+@noindent
You may also need these packages if you upgrade your source tree using
patches, although we try to avoid this.