diff --git a/src/Symfony/Component/Form/Resources/translations/validators.cs.xlf b/src/Symfony/Component/Form/Resources/translations/validators.cs.xlf
index 776da49481816..44d597db980ec 100644
--- a/src/Symfony/Component/Form/Resources/translations/validators.cs.xlf
+++ b/src/Symfony/Component/Form/Resources/translations/validators.cs.xlf
@@ -14,6 +14,10 @@
The CSRF token is invalid. Please try to resubmit the form.CSRF token je neplatný. Zkuste prosím znovu odeslat formulář.
+
+ This value is not a valid HTML5 color.
+ Tato hodnota není platná HTML5 barva.
+
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