diff --git a/CoviDok/Startup.cs b/CoviDok/Startup.cs
index bc2c283..3a9e3ac 100644
--- a/CoviDok/Startup.cs
+++ b/CoviDok/Startup.cs
@@ -19,16 +19,21 @@ namespace CoviDok
     {
         // This method gets called by the runtime. Use this method to add services to the container.
         // For more information on how to configure your application, visit https://go.microsoft.com/fwlink/?LinkID=398940
+        private readonly IConfiguration _configuration;
 
+        public Startup(IConfiguration configuration)
+        {
+            _configuration = configuration;
+        }
 
-        public void ConfigureServices(IServiceCollection services, IConfiguration configuration)
+        public void ConfigureServices(IServiceCollection services)
         {
             services.AddMvc(options => options.EnableEndpointRouting = false).SetCompatibilityVersion(CompatibilityVersion.Version_3_0);
-            services.AddSingleton<IConfiguration>(configuration);
-            var minioSection = configuration.GetSection("MinioSettings");
+            services.AddSingleton<IConfiguration>(_configuration);
+            var minioSection = _configuration.GetSection("MinioSettings");
             services.Configure<MinioSettings>(minioSection);
-            MySqlContext.MySqlString = configuration.GetConnectionString("MySQLDatabase");
-            RedisProvider.Host = configuration.GetConnectionString("RedisHost");
+            MySqlContext.MySqlString = _configuration.GetConnectionString("MySQLDatabase");
+            RedisProvider.Host = _configuration.GetConnectionString("RedisHost");
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.