diff --git a/i18n/cs.json b/i18n/cs.json
index a0121e9f..02424a4e 100644
--- a/i18n/cs.json
+++ b/i18n/cs.json
@@ -47,7 +47,7 @@
         "%d minutes (3rd plural)"
     ],
     "%d hours": [
-        "%d hodin",
+        "%d hodina",
         "%d hodiny",
         "%d hodin",
         "%d hours (3rd plural)"
diff --git a/tst/I18nTest.php b/tst/I18nTest.php
index ac4cfcb0..7240a886 100644
--- a/tst/I18nTest.php
+++ b/tst/I18nTest.php
@@ -136,7 +136,7 @@ class I18nTest extends TestCase
         $_SERVER['HTTP_ACCEPT_LANGUAGE'] = 'cs;q=0.8,en-GB;q=0.6,en-US;q=0.4,en;q=0.2';
         I18n::loadTranslations();
         $this->assertEquals('cs', I18n::_('en'), 'browser language cs');
-        $this->assertEquals('1 hodin', I18n::_('%d hours', 1), '1 hour in Czech');
+        $this->assertEquals('1 hodina', I18n::_('%d hours', 1), '1 hour in Czech');
         $this->assertEquals('2 hodiny', I18n::_('%d hours', 2), '2 hours in Czech');
         $this->assertEquals('5 minut',  I18n::_('%d minutes', 5), '5 minutes in Czech');
         $this->assertEquals('14 minut',  I18n::_('%d minutes', 14), '14 minutes in Czech');