diff --git a/po/tk.po b/po/tk.po
index 6430ccfb78..ac20ffbc50 100644
--- a/po/tk.po
+++ b/po/tk.po
@@ -5143,7 +5143,7 @@ msgstr ""
 #: libraries/core.lib.php:253
 msgctxt "PHP documentation language"
 msgid "en"
-msgstr ""
+msgstr "en"
 
 #: libraries/core.lib.php:274
 #, php-format