diff --git a/po/pl.po b/po/pl.po
index 0195ef8..75d2e76 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -12,8 +12,8 @@ msgstr ""
 "Language-Team: Polish <>\n"
 "Language: pl\n"
 "MIME-Version: 1.0\n"
-"Content-Type: text/plain; charset=\n"
-"Content-Transfer-Encoding: \n"
+"Content-Type: text/plain; charset=utf-8\n"
+"Content-Transfer-Encoding: 8bit\n"
 
 #: ../data/xfce/xfce-accessories.directory.in.h:1
 msgid "Accessories"