From e350843d4ec457cf76b2a984fadc259e79d5465b Mon Sep 17 00:00:00 2001
From: Alessandro Zappia <60665910+alexzapd@users.noreply.github.com>
Date: Fri, 19 Dec 2025 22:34:19 +0100
Subject: [PATCH] Update app/utils/utils.ts

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
---
 app/utils/utils.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/app/utils/utils.ts b/app/utils/utils.ts
index ab015f4..bd8fd5a 100644
--- a/app/utils/utils.ts
+++ b/app/utils/utils.ts
@@ -16,7 +16,10 @@ export const getCronExpression = (frequency: string, dailyTime?: string, weeklyD
 	}
 	
 	if (frequency === "monthly") {
-        const sortedDays = (monthlyDays || []).map(Number).sort((a, b) => a - b);
+        const sortedDays = (monthlyDays || [])
+            .map(Number)
+            .filter((day) => day >= 1 && day <= 31)
+            .sort((a, b) => a - b);
         const days = sortedDays.length > 0 ? sortedDays.join(",") : "1";
         return `${minutes} ${hours} ${days} * *`;
     }