diff --git a/src/utils/utils.js b/src/utils/utils.js
index 1d5f2da88..82e022ec7 100644
--- a/src/utils/utils.js
+++ b/src/utils/utils.js
@@ -218,8 +218,7 @@ function convertDatesToISO (obj, dateKeys) {
 
   // Helper function to check if a string is a valid date
   function isStringDate (value) {
-    const date = new Date(value)
-    return !isNaN(date.getTime())
+    return DateTime.fromISO(value).isValid
   }
 
   function updateDateValue (objectToUpdate, key, value) {