diff --git a/po/si.po b/po/si.po
index d51ee98d2..9d7f16e71 100644
--- a/po/si.po
+++ b/po/si.po
@@ -4855,7 +4855,7 @@ msgstr "තිරස් (rotated headers)"
 
 #: libraries/display_tbl.lib.php:316
 msgid "vertical"
-msgstr "vertical"
+msgstr "සිරස්"
 
 #: libraries/display_tbl.lib.php:322
 #, php-format