diff --git a/modules/module-js.el b/modules/module-js.el
index 556f08337..05353f5af 100644
--- a/modules/module-js.el
+++ b/modules/module-js.el
@@ -25,7 +25,7 @@
     (setq mode-name "JS2")))
 
 (use-package tern
-  :diminish (tern-mode . "tern")
+  :diminish tern-mode
   :commands tern-mode
   :init (add-hook! js2-mode 'tern-mode)
   :config
diff --git a/modules/module-ruby.el b/modules/module-ruby.el
index ff0047693..a4aa27f58 100644
--- a/modules/module-ruby.el
+++ b/modules/module-ruby.el
@@ -32,6 +32,10 @@
     :init (add-hook! enh-ruby-mode 'emr-initialize)
     :config
     (after! emr
+      (emr-declare-command 'ruby-toggle-block
+                           :title "toggle block"
+                           :modes 'enh-ruby-mode
+                           :predicate (lambda () (not (use-region-p))))
       (emr-declare-command 'ruby-refactor-extract-to-method
                            :title "extract method"
                            :modes 'enh-ruby-mode