diff --git a/po/ar.po b/po/ar.po
index 6b6eca45fb..84c4d07e7f 100644
--- a/po/ar.po
+++ b/po/ar.po
@@ -2084,7 +2084,7 @@ msgstr "مصادقة..."
 
 #: libraries/blobstreaming.lib.php:241
 msgid "PBMS error"
-msgstr ""
+msgstr "خطأ PBMS"
 
 #: libraries/blobstreaming.lib.php:267
 msgid "PBMS connection failed:"