diff --git a/administrator/components/com_jedchecker/language/en-GB/en-GB.com_jedchecker.ini b/administrator/components/com_jedchecker/language/en-GB/en-GB.com_jedchecker.ini
index bff09a4..e091f9b 100644
--- a/administrator/components/com_jedchecker/language/en-GB/en-GB.com_jedchecker.ini
+++ b/administrator/components/com_jedchecker/language/en-GB/en-GB.com_jedchecker.ini
@@ -138,6 +138,7 @@ COM_JEDCHECKER_LANG_UNESCAPED_QUOTE="Unescaped double quotation mark found"
 COM_JEDCHECKER_LANG_VARIABLE_REF="A variable reference found in the translation string."
 COM_JEDCHECKER_LANG_INCORRECT_ARGNUM="Probably you use incorrect placeholder format (e.g. '%1s' instead of '%1$s'), see <a href='https://www.php.net/manual/en/function.sprintf.php'>printf's argnum format specification</a> for details"
 COM_JEDCHECKER_LANG_SPACES_AROUND="Spaces around the translation string are detected"
+COM_JEDCHECKER_LANG_UNKNOWN_KEY_IN_CODE="Unknown language key '%s' found in the code."
 COM_JEDCHECKER_TOOLBAR_CHECK="Check"
 COM_JEDCHECKER_TOOLBAR_CLEAR="Clear"
 COM_JEDCHECKER_CLICK_TO_VIEW_DETAILS="Click to View Details"