diff --git a/administrator/components/com_patchtester/language/sk-SK/com_patchtester.ini b/administrator/components/com_patchtester/language/sk-SK/com_patchtester.ini
index 594a687..3102ce5 100644
--- a/administrator/components/com_patchtester/language/sk-SK/com_patchtester.ini
+++ b/administrator/components/com_patchtester/language/sk-SK/com_patchtester.ini
@@ -4,6 +4,7 @@
 ; Note : All ini files need to be saved as UTF-8
 
 COM_PATCHTESTER="Joomla! Patch Tester"
+COM_PATCHTESTER_40_WARNING="While Joomla! 4.0 is in development, using the patch tester is considered experimental since breaking changes may be merged into Joomla, including the code contained in a patch."
 COM_PATCHTESTER_API_LIMIT_ACTION="GitHub API dosiahol stanovený limit tohto zdroja, nie je možné pripojiť sa na GitHub na vykonanie požadovanej akcie. Stanovený limit bude vynulovaný o %s"
 COM_PATCHTESTER_API_LIMIT_LIST="GitHub API dosiahol stanovený limit tohto zdroja, nie je možné pripojiť sa na GitHub pre aktualizáciu údajov. Stanovený limit bude vynulovaný o %s"
 COM_PATCHTESTER_APPLIED="Aplikované"