diff --git a/BunqSdk/Http/ApiClient.cs b/BunqSdk/Http/ApiClient.cs
index 63502e4..054a7b5 100644
--- a/BunqSdk/Http/ApiClient.cs
+++ b/BunqSdk/Http/ApiClient.cs
@@ -17,10 +17,12 @@ namespace Bunq.Sdk.Http
     public class ApiClient
     {
 
+        /// <summary>
+        ///  Endpoints not requiring active session for the request to succeed.
+        /// </summary>
         private const string DEVICE_SERVER_URL = "device-server";
         private const string INSTALLATION_URL = "installation";
         private const string SESSION_SERVER_URL = "session-server";
-
         private static readonly string[] URIS_NOT_REQUIRING_ACTIVE_SESSION = new string[]
         {
             DEVICE_SERVER_URL,