Index: bp-core/bp-core-templatetags.php
===================================================================
--- bp-core/bp-core-templatetags.php	(revision 3424)
+++ bp-core/bp-core-templatetags.php	(working copy)
@@ -829,7 +829,7 @@
 	$time_offset = $time + ( $root_blog_offset * 3600 );
 
 	// Current date (January 1, 2010)
-	$date = date_i18n( 'F j, Y ', $time_offset );
+	$date = date_i18n( get_option( 'date_format' ), $time_offset );
 
 	// Should we show the time also?
 	if ( !$just_date ) {