diff --git a/.dir-locals.el b/.dir-locals.el
index fc75ae61..b3ddffe8 100644
--- a/.dir-locals.el
+++ b/.dir-locals.el
@@ -15,7 +15,7 @@
  (emacs-lisp-mode
   (indent-tabs-mode . t)
   (tab-width . 8))
- (shell-mode
+ (sh-mode
   (indent-tabs-mode . t)
   (tab-width . 8)
   (sh-basic-offset . 4)