diff --git a/auto-compile.el b/auto-compile.el
index 101a701..9c15fcb 100644
--- a/auto-compile.el
+++ b/auto-compile.el
@@ -703,7 +703,7 @@ This is especially useful during rebase sessions."
 ;;; Mode-Line
 
 (defvar-local mode-line-auto-compile
-  '(auto-compile-mode (:eval (mode-line-auto-compile-control))))
+    '(auto-compile-mode (:eval (mode-line-auto-compile-control))))
 (put 'mode-line-auto-compile 'risky-local-variable t)
 
 (defun mode-line-auto-compile-control ()