diff --git a/po/cs.po b/po/cs.po
index 8e4ba56d6c..ee359a037a 100644
--- a/po/cs.po
+++ b/po/cs.po
@@ -1749,7 +1749,7 @@ msgstr "Vyhledávání"
 
 #: js/messages.php:264
 msgid "Each point represents a data row."
-msgstr ""
+msgstr "Každý bod reprezentuje řádek dat"
 
 #: js/messages.php:266
 msgid "Hovering over a point will show its label."