diff --git a/lib/bamboo/mailer.ex b/lib/bamboo/mailer.ex
index ef14074d..04ce4f0c 100644
--- a/lib/bamboo/mailer.ex
+++ b/lib/bamboo/mailer.ex
@@ -183,7 +183,7 @@ defmodule Bamboo.Mailer do
   @doc """
   Deliver an email in the background.
 
-  Same as `deliver_later!/2` but does not return an ok tuple and raises on
+  Same as `deliver_later/2` but does not return an ok tuple and raises on
   errors.
 
   If successful, this function only returns the `Email` struct.