diff --git a/custom.el b/custom.el
index 46b2b14..bfa83a0 100644
--- a/custom.el
+++ b/custom.el
@@ -151,7 +151,8 @@
                     :cond #'laas-object-on-left-condition
                     "qq" (lambda () (interactive) (laas-wrap-previous-object "sqrt"))))
 
-
 (unless (package-installed-p 'auto-complete)
   (package-install 'auto-complete))
 (ac-config-default)
+
+(global-hl-line-mode 1)