diff --git a/install/lang/sw/langconfig.php b/install/lang/sw/langconfig.php
index 2773cd5e2dc..2c937318f36 100644
--- a/install/lang/sw/langconfig.php
+++ b/install/lang/sw/langconfig.php
@@ -30,4 +30,5 @@
 
 defined('MOODLE_INTERNAL') || die();
 
+$string['thisdirection'] = 'ltr';
 $string['thislanguage'] = 'Kiswahili';