diff --git a/phpBB/language/en/acp/board.php b/phpBB/language/en/acp/board.php
index 1005b2ef5b..b0eb5c9cb6 100644
--- a/phpBB/language/en/acp/board.php
+++ b/phpBB/language/en/acp/board.php
@@ -486,7 +486,7 @@ $lang = array_merge($lang, array(
 	'EMAIL_SIG'						=> 'E-mail signature',
 	'EMAIL_SIG_EXPLAIN'				=> 'This text will be attached to all e-mails the board sends.',
 	'ENABLE_EMAIL'					=> 'Enable board-wide e-mails',
-	'ENABLE_EMAIL_EXPLAIN'			=> 'If this is set to disabled no e-mails will be sent by the board at all.',
+	'ENABLE_EMAIL_EXPLAIN'			=> 'If this is set to disabled no e-mails will be sent by the board at all. <em>Note the user and admin account activiation settings require this setting to be enabled.</em>',
 	'SMTP_AUTH_METHOD'				=> 'Authentication method for SMTP',
 	'SMTP_AUTH_METHOD_EXPLAIN'		=> 'Only used if a username/password is set, ask your provider if you are unsure which method to use.',
 	'SMTP_CRAM_MD5'					=> 'CRAM-MD5',