2 files changed, 2 insertions, 2 deletions

diff --git a/lisp/emacs-lisp/bytecomp.el b/lisp/emacs-lisp/bytecomp.el
index eb2b1a22c31..bab4e9de04d 100644
--- a/lisp/emacs-lisp/bytecomp.el
+++ b/lisp/emacs-lisp/bytecomp.el
@@ -1258,7 +1258,7 @@ With argument, insert value in current buffer after the form."
          ;;      (emacs-lisp-mode)
          (setq case-fold-search nil)
 
-         ;; This is a kludge.  Some operating systems (OS/2) need to
+         ;; This is a kludge.  Some operating systems (OS/2, DOS) need to
          ;; write files containing binary information specially.
          ;; Under most circumstances, such files will be in binary
          ;; overwrite mode, so those OS's use that flag to guess how
diff --git a/src/buffer.c b/src/buffer.c
index aec489eab56..e1e46445b1e 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -1612,7 +1612,7 @@ Automatically becomes buffer-local when set in any fashion.");
     "Non-nil if self-insertion should replace existing text.\n\
 If non-nil and not `overwrite-mode-binary', self-insertion still\n\
 inserts at the end of a line, and inserts when point is before a tab,\n\
-unless that tab is displaying as only one space.\n\
+until the tab is filled in.\n\
 If `overwrite-mode-binary', self-insertion replaces newlines and tabs too.\n\
 Automatically becomes buffer-local when set in any fashion.");