diff --git a/phonenumber_field/locale/cs/LC_MESSAGES/django.mo b/phonenumber_field/locale/cs/LC_MESSAGES/django.mo
index 441f77fe..64cea176 100644
Binary files a/phonenumber_field/locale/cs/LC_MESSAGES/django.mo and b/phonenumber_field/locale/cs/LC_MESSAGES/django.mo differ
diff --git a/phonenumber_field/locale/cs/LC_MESSAGES/django.po b/phonenumber_field/locale/cs/LC_MESSAGES/django.po
index deddd285..1118a8f7 100644
--- a/phonenumber_field/locale/cs/LC_MESSAGES/django.po
+++ b/phonenumber_field/locale/cs/LC_MESSAGES/django.po
@@ -1,37 +1,30 @@
-# SOME DESCRIPTIVE TITLE.
-# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
-# This file is distributed under the same license as the PACKAGE package.
-# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
-#
 msgid ""
 msgstr ""
-"Project-Id-Version: PACKAGE VERSION\n"
-"Report-Msgid-Bugs-To: \n"
+"Project-Id-Version: django-phonenumber-field 5.2.0\n"
 "POT-Creation-Date: 2019-05-28 13:04-0700\n"
-"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
-"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
-"Language-Team: LANGUAGE <LL@li.org>\n"
-"Language: \n"
+"PO-Revision-Date: 2021-07-28 21:06+0200\n"
+"Last-Translator: melanger\n"
+"Language-Team: Melanger.cz\n"
+"Language: cs\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;\n"
 
-#: formfields.py:27
+#: formfields.py:28
 #, python-brace-format
 msgid ""
 "Enter a valid phone number (e.g. {example_number}) or a number with an "
 "international call prefix."
 msgstr ""
+"Vložte platné telefonní číslo (např. {example_number}) nebo číslo s mezinárodní předvolbou."
 
-#. Translators: {example_number} is an international phone number.
-#: formfields.py:33
-#, fuzzy, python-brace-format
-#| msgid "Enter a valid phone number."
+#: formfields.py:34
+#, python-brace-format
 msgid "Enter a valid phone number (e.g. {example_number})."
-msgstr "Vložte platné telefonní číslo."
+msgstr "Vložte platné telefonní číslo (např. {example_number})."
 
-#: modelfields.py:51
+#: modelfields.py:53
 msgid "Phone number"
 msgstr "Telefonní číslo"