diff --git a/src/src/StevesBot.Webhook/Program.cs b/src/src/StevesBot.Webhook/Program.cs
index 4bed4fb..d092e81 100644
--- a/src/src/StevesBot.Webhook/Program.cs
+++ b/src/src/StevesBot.Webhook/Program.cs
@@ -41,7 +41,7 @@ builder.Services.AddSingleton(TimeProvider.System);
 builder.Services.AddSingleton<ConcurrentQueue<SubscribeTask>>();
 builder.Services.AddHostedService<SubscriptionWorker>();
 
-builder.Services.AddSingleton<LastPostedStreamStore>();
+builder.Services.AddSingleton<ILastPostedStreamStore, LastPostedStreamStore>();
 
 builder.Services.AddOptionsWithValidateOnStart<DiscordNotificationOptions>()
   .BindConfiguration(nameof(DiscordNotificationOptions))
diff --git a/src/src/StevesBot.Webhook/YouTube/Handlers/NotificationHandler.cs b/src/src/StevesBot.Webhook/YouTube/Handlers/NotificationHandler.cs
index c75d2fc..763fcbe 100644
--- a/src/src/StevesBot.Webhook/YouTube/Handlers/NotificationHandler.cs
+++ b/src/src/StevesBot.Webhook/YouTube/Handlers/NotificationHandler.cs
@@ -8,7 +8,7 @@ internal static class NotificationHandler
     [FromServices] IYouTubeDataApiClient youTubeDataApiClient,
     [FromServices] IDiscordRestClient discordRestClient,
     [FromServices] IOptionsMonitor<DiscordNotificationOptions> discordNotificationOptions,
-    [FromServices] LastPostedStreamStore lastPostedStream,
+    [FromServices] ILastPostedStreamStore lastPostedStream,
     CancellationToken cancellationToken
   )
   {
diff --git a/src/src/StevesBot.Webhook/YouTube/ILastPostedStreamStore.cs b/src/src/StevesBot.Webhook/YouTube/ILastPostedStreamStore.cs
new file mode 100644
index 0000000..fe587f8
--- /dev/null
+++ b/src/src/StevesBot.Webhook/YouTube/ILastPostedStreamStore.cs
@@ -0,0 +1,5 @@
+namespace StevesBot.Webhook.YouTube;
+
+internal interface ILastPostedStreamStore : IStore<string>
+{
+}
\ No newline at end of file
diff --git a/src/src/StevesBot.Webhook/YouTube/IStore.cs b/src/src/StevesBot.Webhook/YouTube/IStore.cs
new file mode 100644
index 0000000..994c506
--- /dev/null
+++ b/src/src/StevesBot.Webhook/YouTube/IStore.cs
@@ -0,0 +1,7 @@
+namespace StevesBot.Webhook.YouTube;
+
+internal interface IStore<T>
+{
+  void SetValue(T value);
+  bool HasValue(T value);
+}
\ No newline at end of file
diff --git a/src/src/StevesBot.Webhook/YouTube/LastPostedStreamStore.cs b/src/src/StevesBot.Webhook/YouTube/LastPostedStreamStore.cs
index 7030e9f..a82c9a0 100644
--- a/src/src/StevesBot.Webhook/YouTube/LastPostedStreamStore.cs
+++ b/src/src/StevesBot.Webhook/YouTube/LastPostedStreamStore.cs
@@ -1,11 +1,16 @@
 namespace StevesBot.Webhook.YouTube;
 
-internal class LastPostedStreamStore
+internal class LastPostedStreamStore : ILastPostedStreamStore
 {
-  public string Value { get; private set; } = string.Empty;
+  private string _value = string.Empty;
 
   public void SetValue(string value)
   {
-    Value = value;
+    _value = value;
+  }
+
+  public bool HasValue(string value)
+  {
+    return _value.Equals(value, StringComparison.OrdinalIgnoreCase);
   }
 }
\ No newline at end of file