diff --git a/IF.Lastfm.Core/Api/Commands/GetAsyncCommandBase.cs b/IF.Lastfm.Core/Api/Commands/GetAsyncCommandBase.cs
index ac30122..26ae384 100644
--- a/IF.Lastfm.Core/Api/Commands/GetAsyncCommandBase.cs
+++ b/IF.Lastfm.Core/Api/Commands/GetAsyncCommandBase.cs
@@ -23,6 +23,8 @@ protected GetAsyncCommandBase(IAuth auth)
 
         public async Task<T> ExecuteAsync()
         {
+            Url = BuildRequestUrl();
+
             var httpClient = new HttpClient();
             var response = await httpClient.GetAsync(Url);
             return await HandleResponse(response);