diff --git a/DigitalData.Core.Abstractions/Client/IBaseHttpClientService.cs b/DigitalData.Core.Abstractions/Client/IBaseHttpClientService.cs
index 756e94e..ee53441 100644
--- a/DigitalData.Core.Abstractions/Client/IBaseHttpClientService.cs
+++ b/DigitalData.Core.Abstractions/Client/IBaseHttpClientService.cs
@@ -6,12 +6,12 @@ namespace DigitalData.Core.Abstractions.Client
     {
         string Uri { get; init; }
 
-        CookieCollection GetCookies(string route = "");
+        CookieCollection GetCookies(string path = "");
 
         Task<HttpResponseMessage> FetchAsync(
             string? scheme = null,
             int? port = null,
-            string? path = null,
+            string path = "",
             Dictionary<string, string>? queryParams = null,
             HttpMethod? method = null,
             HttpContent? body = null,
diff --git a/DigitalData.Core.Abstractions/Client/IHttpClientOptions.cs b/DigitalData.Core.Abstractions/Client/IHttpClientOptions.cs
index 9e00475..ba6a311 100644
--- a/DigitalData.Core.Abstractions/Client/IHttpClientOptions.cs
+++ b/DigitalData.Core.Abstractions/Client/IHttpClientOptions.cs
@@ -3,5 +3,7 @@
     public interface IHttpClientOptions
     {
         public string Uri { get; set; }
+
+        public string Path { get; set; }
     }
 }
\ No newline at end of file
diff --git a/DigitalData.Core.Client/BaseHttpClientService.cs b/DigitalData.Core.Client/BaseHttpClientService.cs
index ee45d4d..b5926a3 100644
--- a/DigitalData.Core.Client/BaseHttpClientService.cs
+++ b/DigitalData.Core.Client/BaseHttpClientService.cs
@@ -9,24 +9,27 @@ namespace DigitalData.Core.Client
     public class BaseHttpClientService : IBaseHttpClientService
     {
         protected readonly HttpClient _client;
-        protected readonly CookieContainer _cookies;      
+        protected readonly CookieContainer _cookies;
 
         [StringSyntax("Uri")]
         public string Uri { get; init; }
 
+        public string Path { get; init; } = string.Empty;
+
         public BaseHttpClientService(HttpClient client, CookieContainer cookieContainer, IOptions<HttpClientOptions> clientOptions)
         {
             _client = client;
             _cookies = cookieContainer;
-            Uri = clientOptions.Value.Uri;
+            Uri = clientOptions.Value.Uri.Trim(URI_TRIM_CHARS);
+            Path = clientOptions.Value.Path.Trim(URI_TRIM_CHARS);
         }
 
-        public CookieCollection GetCookies(string route = "") => _cookies.GetCookies(uri: new Uri(Uri + route));
+        public CookieCollection GetCookies(string path = "") => _cookies.GetCookies(uri: new Uri(UriCombine(Uri, path, path.Trim(URI_TRIM_CHARS))));
 
         public async Task<HttpResponseMessage> FetchAsync(
             string? scheme = null,
             int? port = null,
-            string? path = null,
+            string path = "",
             Dictionary<string, string>? queryParams = null,
             HttpMethod? method = null,
             HttpContent? body = null,
@@ -41,11 +44,11 @@ namespace DigitalData.Core.Client
 
             // create URL
             var uriBuilder = new UriBuilder(Uri);
-            if(scheme is not null)
+            if (scheme is not null)
                 uriBuilder.Scheme = scheme;
             if (port is int portInt)
                 uriBuilder.Port = portInt;
-            uriBuilder.Path = path;
+            uriBuilder.Path = UriCombine(Path, path.Trim(URI_TRIM_CHARS));
 
             // Add query parameters if provided
             if (queryParams?.Count > 0)
@@ -92,5 +95,9 @@ namespace DigitalData.Core.Client
 
             return response;
         }
+
+        internal static readonly char[] URI_TRIM_CHARS = { '\\', '/', ' ' };
+
+        internal static string UriCombine(params string[] paths) => System.IO.Path.Combine(paths).Replace("\\", "/");
     }
 }
\ No newline at end of file
diff --git a/DigitalData.Core.Client/DIExtensions.cs b/DigitalData.Core.Client/DIExtensions.cs
index 0d90794..8291df2 100644
--- a/DigitalData.Core.Client/DIExtensions.cs
+++ b/DigitalData.Core.Client/DIExtensions.cs
@@ -7,12 +7,16 @@ namespace DigitalData.Core.Client
 {
     public static class DIExtensions
     {
-        public static IServiceCollection AddHttpClientService(this IServiceCollection services, string uri)
+        public static IServiceCollection AddHttpClientService(this IServiceCollection services, string uri, string path = "")
         {
             services.TryAddSingleton<HttpClient>();
             services.TryAddSingleton<CookieContainer>();
             services.AddSingleton<IBaseHttpClientService, BaseHttpClientService>();
-            services.Configure<HttpClientOptions>(opt => opt.Uri = uri);
+            services.Configure<HttpClientOptions>(opt =>
+            {
+                opt.Uri = uri;
+                opt.Path = path;
+            });
 
             return services;
         }
@@ -22,11 +26,11 @@ namespace DigitalData.Core.Client
         {
             services.TryAddSingleton<HttpClient>();
             services.TryAddSingleton<CookieContainer>();
-            services.AddSingleton<IHttpClientService<TClientOptions>, HttpClientService<TClientOptions>>();
+            services.TryAddSingleton<IHttpClientService<TClientOptions>, HttpClientService<TClientOptions>>();
             services.Configure(clientOptions ?? (_ => { }));
 
             if (setAsDefaultBase)
-                services.AddSingleton<IBaseHttpClientService, HttpClientService<TClientOptions>>();
+                services.TryAddSingleton<IBaseHttpClientService, HttpClientService<TClientOptions>>();
 
             return services;
         }
diff --git a/DigitalData.Core.Client/HttpClientOptions.cs b/DigitalData.Core.Client/HttpClientOptions.cs
index 3be116f..b138b59 100644
--- a/DigitalData.Core.Client/HttpClientOptions.cs
+++ b/DigitalData.Core.Client/HttpClientOptions.cs
@@ -5,5 +5,7 @@ namespace DigitalData.Core.Client
     public class HttpClientOptions : IHttpClientOptions
     {
         public string Uri { get; set; } = string.Empty;
+
+        public string Path { get; set; } = string.Empty;
     }
 }
\ No newline at end of file
diff --git a/DigitalData.Core.Tests/Client/BaseHttpClientServiceTest.cs b/DigitalData.Core.Tests/Client/BaseHttpClientServiceTest.cs
index c3388d8..f7e7b3d 100644
--- a/DigitalData.Core.Tests/Client/BaseHttpClientServiceTest.cs
+++ b/DigitalData.Core.Tests/Client/BaseHttpClientServiceTest.cs
@@ -14,7 +14,7 @@ namespace DigitalData.Core.Tests.Client
         public void SetUp()
         {
             _serviceProvider = new ServiceCollection()
-                .AddHttpClientService("https://jsonplaceholder.typicode.com/todos")
+                .AddHttpClientService("https://jsonplaceholder.typicode.com", "todos")
                 .BuildServiceProvider();
 
             _service = _serviceProvider.GetRequiredService<IBaseHttpClientService>();
@@ -24,7 +24,7 @@ namespace DigitalData.Core.Tests.Client
         public async Task FetchJsonAsync_ShouldReturnJsonResponse()
         {
             // Act
-            var expectedUserId = (int) await _service.FetchAsync("/1", sendWithCookie: false, saveCookie: false)
+            var expectedUserId = (int) await _service.FetchAsync(path: "/1", sendWithCookie: false, saveCookie: false)
                 .ThenAsync(res => res.Json())
                 .ThenAsync(todo => todo.userId);