diff --git a/app/src/validators/submission.ts b/app/src/validators/submission.ts
index 05d95743..c525a948 100644
--- a/app/src/validators/submission.ts
+++ b/app/src/validators/submission.ts
@@ -42,7 +42,7 @@ const schema = {
       longitude: Joi.number().max(255).allow(null),
       queuePriority: Joi.number().max(255).allow(null),
       relatedPermits: Joi.string().max(255).allow(null),
-      astNotes: Joi.string().min(0).max(255).allow(null),
+      astNotes: Joi.string().min(0).allow(null),
       astUpdated: Joi.boolean().required(),
       addedToATS: Joi.boolean().required(),
       atsClientNumber: Joi.string().min(0).max(255).allow(null),