diff --git a/VpnHood.App.Launcher/Updater.cs b/VpnHood.App.Launcher/Updater.cs
index 329107155..caaea6c16 100644
--- a/VpnHood.App.Launcher/Updater.cs
+++ b/VpnHood.App.Launcher/Updater.cs
@@ -28,7 +28,7 @@ public Updater(string? appFolder = null, UpdaterOptions? options = null)
             AppFolder = appFolder
                         ?? Path.GetDirectoryName(Path.GetDirectoryName(typeof(Updater).Assembly.Location))
                         ?? throw new ArgumentException("Could not set AppFolder", nameof(appFolder));
-            CheckIntervalMinutes = options.CheckIntervalMinutes;
+            CheckInterval = options.CheckInterval;
 
             var publishInfoFilePath = Path.Combine(AppFolder, "publish.json");
             Console.WriteLine(publishInfoFilePath);
@@ -52,7 +52,7 @@ public Updater(string? appFolder = null, UpdaterOptions? options = null)
 
         public string AppFolder { get; }
         public Uri? UpdateUri { get; }
-        public int CheckIntervalMinutes { get; }
+        public TimeSpan CheckInterval { get; }
         public string UpdatesFolder => Path.Combine(AppFolder, "updates");
         public string NewPublishInfoFilePath => Path.Combine(UpdatesFolder, "publish.json");
         private string LastCheckFilePath => Path.Combine(UpdatesFolder, "lastcheck.json");
@@ -108,8 +108,8 @@ public int Start()
             CheckUpdateOffline();
 
             // Create Update Interval
-            if (UpdateUri != null && CheckIntervalMinutes != 0)
-                _timer = new Timer(_ => CheckUpdateOnlineInterval(), null, 0, CheckIntervalMinutes * 60 * 1000);
+            if (UpdateUri != null && CheckInterval != TimeSpan.Zero)
+                _timer = new Timer(_ => CheckUpdateOnlineInterval(), null, TimeSpan.Zero, CheckInterval);
 
             // launch main app
             if (!CancellationToken.IsCancellationRequested)
@@ -124,7 +124,7 @@ private void CheckUpdateOnlineInterval()
             {
                 // read last check
                 var lastOnlineCheckTime = LastOnlineCheckTime ?? DateTime.MinValue;
-                if ((DateTime.Now - lastOnlineCheckTime).TotalMinutes >= CheckIntervalMinutes)
+                if ((DateTime.Now - lastOnlineCheckTime) >= CheckInterval)
                     CheckUpdateOnline().GetAwaiter();
             }
             catch (Exception ex)
diff --git a/VpnHood.App.Launcher/UpdaterOptions.cs b/VpnHood.App.Launcher/UpdaterOptions.cs
index 3aa589557..60fc361a8 100644
--- a/VpnHood.App.Launcher/UpdaterOptions.cs
+++ b/VpnHood.App.Launcher/UpdaterOptions.cs
@@ -1,11 +1,12 @@
-using Microsoft.Extensions.Logging;
+using System;
+using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Logging.Abstractions;
 
 namespace VpnHood.App.Launcher
 {
     public class UpdaterOptions
     {
-        public int CheckIntervalMinutes { get; set; } = 1 * 24 * 60;
+        public TimeSpan CheckInterval { get; set; } = TimeSpan.FromHours(12);
         public ILogger Logger { get; set; } = NullLogger.Instance;
     }
 }
\ No newline at end of file