diff --git a/lang/en/langconfig.php b/lang/en/langconfig.php
index f597c33a613..7ec6c455991 100644
--- a/lang/en/langconfig.php
+++ b/lang/en/langconfig.php
@@ -37,8 +37,10 @@ $string['localewincharset'] = '';
 $string['oldcharset'] = 'ISO-8859-1';
 $string['parentlanguage'] = '';
 $string['strftimedate'] = '%d %B %Y';
+$string['strftimedatemonthabbr'] = '%d %b %Y';
 $string['strftimedatefullshort'] = '%d/%m/%y';
 $string['strftimedateshort'] = '%d %B';
+$string['strftimedateshortmonthabbr'] = '%d %b';
 $string['strftimedatetime'] = '%d %B %Y, %I:%M %p';
 $string['strftimedatetimeshort'] = '%d/%m/%y, %H:%M';
 $string['strftimedaydate'] = '%A, %d %B %Y';