diff --git a/dotfiles/emacs.d/init.el b/dotfiles/emacs.d/init.el
index 9050a3c8..6a3f7b10 100644
--- a/dotfiles/emacs.d/init.el
+++ b/dotfiles/emacs.d/init.el
@@ -48,6 +48,7 @@
 (defvar ido-context-switch-command nil)
 (defvar ido-cur-list nil)
 (defvar inherit-input-method nil)
+(defvar grep-find-ignored-files nil)
 
 ;; =============================================================================
 ;;                                                         ELPA/package.el/MELPA