diff --git a/user_guide/libraries/email.html b/user_guide/libraries/email.html
index 4257df1..78ae4da 100644
--- a/user_guide/libraries/email.html
+++ b/user_guide/libraries/email.html
@@ -213,9 +213,9 @@
 <p>Sets the email message body:</p>
 <code>$this->email->message('<var>This is my message</var>');</code>
 
-<h3>$this->email->alt_message()</h3>
+<h3>$this->email->set_alt_message()</h3>
 <p>Sets the alternative email message body:</p>
-<code>$this->email->alt_message('<var>This is the alternative message</var>');</code>
+<code>$this->email->set_alt_message('<var>This is the alternative message</var>');</code>
 
 <p>This is an optional message string which can be used if you send HTML formatted email.  It lets you specify an alternative
 message with no HTML formatting which is added to the header string for people who do not accept HTML email.