--- a/mail/chrome/overrides/netError.dtd
+++ b/mail/chrome/overrides/netError.dtd
@@ -172,9 +172,8 @@ which uses strings already defined above
 netError.xhtml) because it exposes functionality specific to thunderbird. -->
 
 <!ENTITY securityOverride.warningText "
 <p>You should not add an exception if you are using an internet connection that you do not trust completely or if you are not used to seeing a warning for this server.</p>
 
 <xul:button xmlns:xul='http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul' id='getMeOutOfHereButton' label='&securityOverride.getMeOutOfHereButton;'/>
 <xul:button xmlns:xul='http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul' id='exceptionDialogButton' label='&securityOverride.exceptionButtonLabel;'/>
 ">
-s
\ No newline at end of file