diff --git a/.dir-locals.el b/.dir-locals.el
new file mode 100644
index 000000000..b17c79baf
--- /dev/null
+++ b/.dir-locals.el
@@ -0,0 +1,7 @@
+;; Per-directory local variables for GNU Emacs 23 and later.
+
+((nil             . ((fill-column . 80)
+                     (tab-width   .  8)))
+ (c-mode          . ((c-file-style . "gnu")))
+ (scheme-mode     . ((indent-tabs-mode . nil)))
+ (emacs-lisp-mode . ((indent-tabs-mode . nil))))