diff --git a/src/Elmah.Io.Umbraco/ElmahIoNotificationMethod.cs b/src/Elmah.Io.Umbraco/ElmahIoNotificationMethod.cs
index 77acd9e..065a43c 100644
--- a/src/Elmah.Io.Umbraco/ElmahIoNotificationMethod.cs
+++ b/src/Elmah.Io.Umbraco/ElmahIoNotificationMethod.cs
@@ -16,13 +16,13 @@ namespace Elmah.Io.Umbraco
     [HealthCheckNotificationMethod("elmah.io")]
     public class ElmahIoNotificationMethod : NotificationMethodBase
     {
-        internal static string _assemblyVersion = typeof(ElmahIoNotificationMethod).Assembly.GetName().Version.ToString();
-        internal static string _umbracoAssemblyVersion = typeof(NotificationMethodBase).Assembly.GetName().Version.ToString();
+        private static string _assemblyVersion = typeof(ElmahIoNotificationMethod).Assembly.GetName().Version.ToString();
+        private static string _umbracoAssemblyVersion = typeof(NotificationMethodBase).Assembly.GetName().Version.ToString();
         internal IHeartbeatsClient heartbeats;
 
-        private string apiKey;
-        private string logId;
-        private string heartbeatId;
+        private readonly string apiKey;
+        private readonly string logId;
+        private readonly string heartbeatId;
 
         /// <summary>
         /// Create a new instance of the notification method. This constructor should not be called manually but invoked
@@ -42,7 +42,6 @@ public ElmahIoNotificationMethod(IOptionsMonitor<HealthChecksSettings> healthChe
             if (string.IsNullOrWhiteSpace(apiKey) || string.IsNullOrWhiteSpace(logId) || string.IsNullOrWhiteSpace(heartbeatId))
             {
                 Enabled = false;
-                return;
             }
         }
 
@@ -52,7 +51,7 @@ public ElmahIoNotificationMethod(IOptionsMonitor<HealthChecksSettings> healthChe
         /// </summary>
         public override async Task SendAsync(HealthCheckResults results)
         {
-            if (ShouldSend(results) == false)
+            if (!ShouldSend(results))
             {
                 return;
             }
@@ -82,11 +81,11 @@ public override async Task SendAsync(HealthCheckResults results)
             });
         }
 
-        private string UserAgent()
+        private static string UserAgent()
         {
             return new StringBuilder()
                 .Append(new ProductInfoHeaderValue(new ProductHeaderValue("Elmah.Io.Umbraco", _assemblyVersion)).ToString())
-                .Append(" ")
+                .Append(' ')
                 .Append(new ProductInfoHeaderValue(new ProductHeaderValue("Umbraco.Cms", _umbracoAssemblyVersion)).ToString())
                 .ToString();
         }
diff --git a/test/Elmah.Io.Umbraco.Test/ElmahIoNotificationMethodTest.cs b/test/Elmah.Io.Umbraco.Test/ElmahIoNotificationMethodTest.cs
index 1895304..f2bd191 100644
--- a/test/Elmah.Io.Umbraco.Test/ElmahIoNotificationMethodTest.cs
+++ b/test/Elmah.Io.Umbraco.Test/ElmahIoNotificationMethodTest.cs
@@ -18,22 +18,24 @@ public class ElmahIoNotificationMethodTest
         public void SetUp()
         {
             var options = Substitute.For<IOptionsMonitor<HealthChecksSettings>>();
-            var settings = new HealthChecksSettings();
-            settings.Notification = new HealthChecksNotificationSettings
+            var settings = new HealthChecksSettings
             {
-                Enabled = true,
-                NotificationMethods = new Dictionary<string, HealthChecksNotificationMethodSettings>
+                Notification = new HealthChecksNotificationSettings
                 {
+                    Enabled = true,
+                    NotificationMethods = new Dictionary<string, HealthChecksNotificationMethodSettings>
                     {
-                        "elmah.io", new HealthChecksNotificationMethodSettings
                         {
-                            Verbosity = HealthCheckNotificationVerbosity.Summary,
-                            Enabled = true,
-                            Settings = new Dictionary<string, string>
+                            "elmah.io", new HealthChecksNotificationMethodSettings
                             {
-                                { "apiKey", "API_KEY" },
-                                { "logId", "LOG_ID" },
-                                { "heartbeatId", "HEARTBEAT_ID" }
+                                Verbosity = HealthCheckNotificationVerbosity.Summary,
+                                Enabled = true,
+                                Settings = new Dictionary<string, string>
+                                {
+                                    { "apiKey", "API_KEY" },
+                                    { "logId", "LOG_ID" },
+                                    { "heartbeatId", "HEARTBEAT_ID" }
+                                }
                             }
                         }
                     }
@@ -41,8 +43,10 @@ public void SetUp()
             };
             options.CurrentValue.Returns(settings);
             heartbeatsClient = Substitute.For<IHeartbeatsClient>();
-            sut = new ElmahIoNotificationMethod(options);
-            sut.heartbeats = heartbeatsClient;
+            sut = new ElmahIoNotificationMethod(options)
+            {
+                heartbeats = heartbeatsClient
+            };
         }
 
         [Test]
@@ -88,7 +92,7 @@ public override Task<IEnumerable<HealthCheckStatus>> GetStatus()
         {
             return Task.FromResult<IEnumerable<HealthCheckStatus>>(new List<HealthCheckStatus>
             {
-                new HealthCheckStatus("Oh no")
+                new("Oh no")
                 {
                     ResultType = StatusResultType.Error
                 }