diff --git a/po/pl.po b/po/pl.po
index 9d81de610e..88e92a2248 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -1827,7 +1827,7 @@ msgstr "Trwa uwierzytelnianie…"
 
 #: libraries/blobstreaming.lib.php:241
 msgid "PBMS error"
-msgstr ""
+msgstr "Błąd PBMS"
 
 #: libraries/blobstreaming.lib.php:267
 #, fuzzy