1 files changed, 3 insertions, 0 deletions

diff --git a/man/programs.texi b/man/programs.texi
index 1f1215a3fc0..6e15e811c6b 100644
--- a/man/programs.texi
+++ b/man/programs.texi
@@ -446,6 +446,9 @@ inside a string.  This restriction is vital for making the indentation
 commands fast; you must simply accept it.  @xref{Defuns}, for more
 information on this.
 
+  Normally, lines are indented with tabs and spaces.  If you want Emacs
+to use spaces only, see @ref{Just Spaces}.
+
 @node Multi-line Indent
 @subsection Indenting Several Lines