diff --git a/mail/inc/class.mail_compose.inc.php b/mail/inc/class.mail_compose.inc.php
index f08c6eaeaf..c2b3f2d704 100644
--- a/mail/inc/class.mail_compose.inc.php
+++ b/mail/inc/class.mail_compose.inc.php
@@ -1077,7 +1077,7 @@ class mail_compose
 		}
 		else
 		{
-			$content['body'] = ($font_span?($isFirstLoad == "switchedplaintohtml"?$font_part:$font_span):/*($content['mimeType'] == 'html'?'&nbsp;':'')*/'').$content['body'].($isFirstLoad == "switchedplaintohtml"?"</span>":"");
+			$content['body'] = ($font_span?($isFirstLoad === "switchedplaintohtml"?$font_part:$font_span):/*($content['mimeType'] == 'html'?'&nbsp;':'')*/'').$content['body'].($isFirstLoad === "switchedplaintohtml"?"</span>":"");
 		}
 		//error_log(__METHOD__.__LINE__.$content['body']);