diff --git a/.dir-locals.el b/.dir-locals.el
index 35dc154375a..27d50c60699 100644
--- a/.dir-locals.el
+++ b/.dir-locals.el
@@ -1,3 +1,6 @@
+;;; Directory Local Variables
+;;; For more information see (info "(emacs) Directory Variables")
+
 ((nil . ((tab-width . 8)
          (sentence-end-double-space . t)
          (fill-column . 70)