diff --git a/DigitalData.Core.Security.Extensions/RSAExtensions.cs b/DigitalData.Core.Security.Extensions/RSAExtensions.cs
index 889656a..0599cfa 100644
--- a/DigitalData.Core.Security.Extensions/RSAExtensions.cs
+++ b/DigitalData.Core.Security.Extensions/RSAExtensions.cs
@@ -19,7 +19,7 @@ namespace DigitalData.Core.Security.Extensions
         public static bool TryGetRSADecryptor(this ICryptFactory factory, string issuer, string audience, out IRSADecryptor? decryptor, Version? version = null, string? seperator = null)
             => factory.TryGetRSADecryptor(factory.RSAKeyNameFormatter(issuer, audience, true, version, seperator), out decryptor);
 
-        private static string CreatePath(string key, string? directory = null)
+        private static string CreatePath(string filename, string? directory = null)
         {
             directory ??= Environment.CurrentDirectory;
 
@@ -28,14 +28,14 @@ namespace DigitalData.Core.Security.Extensions
                 Directory.CreateDirectory(directory);
             }
 
-            return Path.Combine(directory, $"{key}.pem");
+            return Path.Combine(directory, $"{filename}.pem");
         }
 
         private static readonly ConcurrentDictionary<string, SemaphoreSlim> FileLocks = new();
 
         public static void SavePem(this IRSACryptographer decryptor, string key, string? directory = null)
         {
-            var filePath = CreatePath(key : key, directory : directory);
+            var filePath = CreatePath(filename: key, directory : directory);
             var fileLock = FileLocks.GetOrAdd(filePath, _ => new (1, 1));
             fileLock.Wait();
             try
@@ -50,7 +50,7 @@ namespace DigitalData.Core.Security.Extensions
 
         public static async Task SavePemAsync(this IRSACryptographer decryptor, string key, string? directory = null)
         {
-            var filePath = CreatePath(key: key, directory: directory);
+            var filePath = CreatePath(filename: key, directory: directory);
             var fileLock = FileLocks.GetOrAdd(filePath, _ => new (1, 1));
             await fileLock.WaitAsync();
             try