diff --git a/.dir-locals.el b/.dir-locals.el
index f0f60e6..108d387 100644
--- a/.dir-locals.el
+++ b/.dir-locals.el
@@ -1,2 +1,4 @@
-((markdown-mode . ((mode . flyspell))))
-
+((nil . ((fill-column . 80)
+	 (indent-tabs-mode . nil)))
+ (markdown-mode . ((mode . flyspell)
+		   (mode . whitespace))))