diff --git a/po/sk.po b/po/sk.po
index 72ce7f7eb2..9f59eaa333 100644
--- a/po/sk.po
+++ b/po/sk.po
@@ -9951,7 +9951,7 @@ msgstr "Pridať index"
 
 #: tbl_structure.php:170 tbl_structure.php:171
 msgid "Add unique index"
-msgstr ""
+msgstr "Pridať unikátny index"
 
 #: tbl_structure.php:172 tbl_structure.php:173
 msgid "Add FULLTEXT index"