diff --git a/rc/coffee.kak b/rc/coffee.kak
index a8bfb068..36171ded 100644
--- a/rc/coffee.kak
+++ b/rc/coffee.kak
@@ -1,6 +1,8 @@
 # http://coffeescript.org
 # ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
 
+# require commenting.kak
+
 # Detection
 # ‾‾‾‾‾‾‾‾‾
 
@@ -78,6 +80,9 @@ hook global WinSetOption filetype=coffee %{
 
     hook window InsertEnd  .* -group coffee-hooks  _coffee_filter_around_selections
     hook window InsertChar \n -group coffee-indent _coffee_indent_on_new_line
+
+    set window comment_line_chars '#'
+    set window comment_selection_chars '###:###'
 }
 
 hook global WinSetOption filetype=(?!coffee).* %{