diff --git a/CloudFlareUtilities/ClearanceHandler.cs b/CloudFlareUtilities/ClearanceHandler.cs
index d2d37f9..b17f3fe 100644
--- a/CloudFlareUtilities/ClearanceHandler.cs
+++ b/CloudFlareUtilities/ClearanceHandler.cs
@@ -74,7 +74,7 @@ protected override void Dispose(bool disposing)
         /// <returns>The task object representing the asynchronous operation.</returns>
         protected override async Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
         {
-            var IdCookieBefore = ClientHandler.CookieContainer.GetCookiesByName(request.RequestUri, IdCookieName).FirstOrDefault();
+            var idCookieBefore = ClientHandler.CookieContainer.GetCookiesByName(request.RequestUri, IdCookieName).FirstOrDefault();
             var clearanceCookieBefore = ClientHandler.CookieContainer.GetCookiesByName(request.RequestUri, ClearanceCookieName).FirstOrDefault();
 
             EnsureClientHeader(request);
@@ -99,13 +99,13 @@ protected override async Task<HttpResponseMessage> SendAsync(HttpRequestMessage
             if (IsClearanceRequired(response))
                 throw new CloudFlareClearanceException(retries);
 
-            var IdCookieAfter = ClientHandler.CookieContainer.GetCookiesByName(request.RequestUri, IdCookieName).FirstOrDefault();
+            var idCookieAfter = ClientHandler.CookieContainer.GetCookiesByName(request.RequestUri, IdCookieName).FirstOrDefault();
             var clearanceCookieAfter = ClientHandler.CookieContainer.GetCookiesByName(request.RequestUri, ClearanceCookieName).FirstOrDefault();
 
             // inject set-cookie headers in case the cookies changed
-            if (IdCookieAfter != null && IdCookieAfter != IdCookieBefore)
+            if (idCookieAfter != null && idCookieAfter != idCookieBefore)
             {
-                response.Headers.Add(HttpHeader.SetCookie, IdCookieAfter.ToHeaderValue());
+                response.Headers.Add(HttpHeader.SetCookie, idCookieAfter.ToHeaderValue());
             }
             if (clearanceCookieAfter != null && clearanceCookieAfter != clearanceCookieBefore)
             {
@@ -167,8 +167,7 @@ private async Task PassClearance(HttpResponseMessage response, CancellationToken
 
             var clearanceRequest = new HttpRequestMessage(HttpMethod.Get, clearanceUri);
 
-            IEnumerable<string> userAgent;
-            if (response.RequestMessage.Headers.TryGetValues(HttpHeader.UserAgent, out userAgent))
+            if (response.RequestMessage.Headers.TryGetValues(HttpHeader.UserAgent, out var userAgent))
                 clearanceRequest.Headers.Add(HttpHeader.UserAgent, userAgent);
 
             var passResponse = await _client.SendAsync(clearanceRequest, cancellationToken).ConfigureAwait(false);
@@ -180,9 +179,10 @@ private void SaveIdCookie(HttpResponseMessage response)
             var cookies = response.Headers
                 .Where(pair => pair.Key == HttpHeader.SetCookie)
                 .SelectMany(pair => pair.Value)
-                .Where(cookie => cookie.StartsWith($"{IdCookieName}="));
+                .Where(cookie => cookie.StartsWith($"{IdCookieName}="))
+                .ToList();
 
-            if (cookies.Count() == 0)
+            if (!cookies.Any())
                 return;
 
             // Expire any old cloudflare cookies.
diff --git a/CloudFlareUtilities/HttpMessageHandlerExtensions.cs b/CloudFlareUtilities/HttpMessageHandlerExtensions.cs
index 521cd83..5074817 100644
--- a/CloudFlareUtilities/HttpMessageHandlerExtensions.cs
+++ b/CloudFlareUtilities/HttpMessageHandlerExtensions.cs
@@ -6,8 +6,9 @@ internal static class HttpMessageHandlerExtensions
     {
         public static HttpMessageHandler GetMostInnerHandler(this HttpMessageHandler self)
         {
-            var delegatingHandler = self as DelegatingHandler;
-            return delegatingHandler == null ? self : delegatingHandler.InnerHandler.GetMostInnerHandler();
+            return self is DelegatingHandler handler
+                ? handler.InnerHandler.GetMostInnerHandler()
+                : self;
         }
     }
 }
\ No newline at end of file