diff --git a/src/views/LimitAnalyse/components/EnhancedCalendar.js b/src/views/LimitAnalyse/components/EnhancedCalendar.js
index 22a873a3..7445bcde 100644
--- a/src/views/LimitAnalyse/components/EnhancedCalendar.js
+++ b/src/views/LimitAnalyse/components/EnhancedCalendar.js
@@ -69,7 +69,7 @@ const EnhancedCalendar = ({
     };
 
     const getDateData = (date) => {
-        if (!date) return null;
+        if (!date || !availableDates) return null;
         const dateStr = formatDateStr(date);
         return availableDates.find(d => d.date === dateStr);
     };