diff --git a/README.md b/README.md
index 13d0ac3..1edd0fd 100644
--- a/README.md
+++ b/README.md
@@ -231,7 +231,7 @@ If you omit the key combo, you'll get a list of all the maps. You can do the sam
 
  * `Cmd-Shift-R` to use vim-ruby-conque to run a spec file. `Cmd-Shift-L` to run from a line (individual it block), `,Cmd-Shift-R` to rerun the last run command (great for re-running specs)
  * :Rspec1 and :Rspec2 to switch between rspec versions for the vim-ruby-conque runner
- * `,vv` and `,cc` to switch between view and controller
+ * `,vv` and `,cc` and `,mm` to switch between view and controller and mailer
 
 #### Surround.vim customizations
 
diff --git a/vim/plugin/settings/rails.vim b/vim/plugin/settings/rails.vim
index ad3ef5f..ef27a29 100644
--- a/vim/plugin/settings/rails.vim
+++ b/vim/plugin/settings/rails.vim
@@ -1,3 +1,4 @@
 " Better key maps for switching between controller and view
 nnoremap ,vv :Rview<cr>
 nnoremap ,cc :Rcontroller<cr>
+nnoremap ,mm :Rmailer<cr>