diff --git a/mode-customizations/ruby-mode.el b/mode-customizations/ruby-mode.el
index 85256a0..28ee72d 100644
--- a/mode-customizations/ruby-mode.el
+++ b/mode-customizations/ruby-mode.el
@@ -24,6 +24,7 @@
   (fci-mode)
   (flyspell-prog-mode)
   (highlight-indentation-mode)
+  (highlight-indentation-current-column-mode)
   (hs-minor-mode 1)
   (auto-complete-mode)
   (flymake-ruby-load)