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-rw-r--r--lisp/whitespace.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/lisp/whitespace.el b/lisp/whitespace.el
index c6d5b16caeb..4198b9bd0e7 100644
--- a/lisp/whitespace.el
+++ b/lisp/whitespace.el
@@ -1,4 +1,4 @@
-;;; whitespace.el --- minor mode to visualize TAB, (HARD) SPACE, NEWLINE
+;;; whitespace.el --- minor mode to visualize TAB, (HARD) SPACE, NEWLINE -*- lexical-binding: t -*-
;; Copyright (C) 2000-2017 Free Software Foundation, Inc.