diff --git a/init-package/init-diminish.el b/init-package/init-diminish.el
index 59e91c2fe..a2321d212 100644
--- a/init-package/init-diminish.el
+++ b/init-package/init-diminish.el
@@ -50,6 +50,9 @@
 (eval-after-load "rainbow-mode"
   '(diminish 'rainbow-mode))
 
+(eval-after-load "ruby-electric"
+  '(diminish 'ruby-electric-mode))
+
 (eval-after-load "undo-tree"
   '(diminish 'undo-tree-mode))
 
diff --git a/packages.el b/packages.el
index febd854e1..fd1881026 100644
--- a/packages.el
+++ b/packages.el
@@ -59,6 +59,9 @@
     rainbow-delimiters
     recentf
     rfringe
+    ruby-electric
+    ruby-mode
+    ruby-test-mode
     smart-operator
     solarized-theme
     sr-speedbar