diff --git a/src/Ombi.Settings/Settings/Models/JobSettingsHelper.cs b/src/Ombi.Settings/Settings/Models/JobSettingsHelper.cs
index b80943cc5..fb51ae147 100644
--- a/src/Ombi.Settings/Settings/Models/JobSettingsHelper.cs
+++ b/src/Ombi.Settings/Settings/Models/JobSettingsHelper.cs
@@ -1,5 +1,6 @@
 using Ombi.Helpers;
 using Quartz;
+using System;
 
 namespace Ombi.Settings.Settings.Models
 {
@@ -104,7 +105,9 @@ namespace Ombi.Settings.Settings.Models
 
         private static string ValidateCron(string cron)
         {
-            if (CronExpression.IsValidExpression(cron))
+            CronExpression expression = new CronExpression(cron);
+            DateTimeOffset? nextFireUTCTime = expression.GetNextValidTimeAfter(DateTime.Now);
+            if (CronExpression.IsValidExpression(cron) && nextFireUTCTime != null)
             {
                 return cron;
             }
diff --git a/src/Ombi/Controllers/V1/SettingsController.cs b/src/Ombi/Controllers/V1/SettingsController.cs
index 0892b1dda..c77913e48 100644
--- a/src/Ombi/Controllers/V1/SettingsController.cs
+++ b/src/Ombi/Controllers/V1/SettingsController.cs
@@ -652,7 +652,9 @@ namespace Ombi.Controllers.V1
                 try
                 {
                     var isValid = CronExpression.IsValidExpression(expression);
-                    if (!isValid)
+                    CronExpression cron = new CronExpression(expression);
+                    DateTimeOffset? nextFireUTCTime = cron.GetNextValidTimeAfter(DateTime.Now);
+                    if (!isValid || nextFireUTCTime == null)
                     {
                         return new JobSettingsViewModel
                         {