diff --git a/Octokit.Reactive/IObservableGitHubClient.cs b/Octokit.Reactive/IObservableGitHubClient.cs
index e971972e..2b2cb50b 100644
--- a/Octokit.Reactive/IObservableGitHubClient.cs
+++ b/Octokit.Reactive/IObservableGitHubClient.cs
@@ -6,6 +6,16 @@ namespace Octokit.Reactive
     {
         IConnection Connection { get; }
 
+        /// <summary>
+        /// Set the GitHub Api request timeout.
+        /// Useful to set a specific timeout for lengthy operations, such as uploading release assets
+        /// </summary>
+        /// <remarks>
+        /// See more information here: https://technet.microsoft.com/library/system.net.http.httpclient.timeout(v=vs.110).aspx
+        /// </remarks>
+        /// <param name="timeout">The Timeout value</param>
+        void SetRequestTimeout(TimeSpan timeout);
+        
         IObservableAuthorizationsClient Authorization { get; }
         IObservableActivitiesClient Activity { get; }
         IObservableIssuesClient Issue { get; }
diff --git a/Octokit.Reactive/ObservableGitHubClient.cs b/Octokit.Reactive/ObservableGitHubClient.cs
index 3745687f..87dc1705 100644
--- a/Octokit.Reactive/ObservableGitHubClient.cs
+++ b/Octokit.Reactive/ObservableGitHubClient.cs
@@ -54,6 +54,20 @@ namespace Octokit.Reactive
             get { return _gitHubClient.Connection; }
         }
 
+        /// <summary>
+        /// Set the GitHub Api request timeout.
+        /// Useful to set a specific timeout for lengthy operations, such as uploading release assets
+        /// </summary>
+        /// <remarks>
+        /// See more information here: https://technet.microsoft.com/library/system.net.http.httpclient.timeout(v=vs.110).aspx
+        /// </remarks>
+        /// <param name="timeout">The Timeout value</param>
+        public void SetRequestTimeout(TimeSpan timeout)
+        {
+            
+            _gitHubClient.SetRequestTimeout(timeout);
+        }
+
         public IObservableAuthorizationsClient Authorization { get; private set; }
         public IObservableActivitiesClient Activity { get; private set; }
         public IObservableIssuesClient Issue { get; private set; }
diff --git a/Octokit.Tests/GitHubClientTests.cs b/Octokit.Tests/GitHubClientTests.cs
index 9f466e7d..2a02aaa8 100644
--- a/Octokit.Tests/GitHubClientTests.cs
+++ b/Octokit.Tests/GitHubClientTests.cs
@@ -196,5 +196,20 @@ namespace Octokit.Tests
                 var temp = connection.Received(1).GetLastApiInfo();
             }
         }
+
+        public class TheSetRequestTimeoutMethod
+        {
+            [Fact]
+            public void SetsTheTimeoutOnTheUnderlyingHttpClient()
+            {
+                var httpClient = Substitute.For<IHttpClient>();
+                var client = new GitHubClient(new Connection(new ProductHeaderValue("OctokitTests"), httpClient));
+
+                client.SetRequestTimeout(TimeSpan.FromSeconds(15));
+
+
+                httpClient.Received(1).SetRequestTimeout(TimeSpan.FromSeconds(15));
+            }
+        }
     }
 }
diff --git a/Octokit/GitHubClient.cs b/Octokit/GitHubClient.cs
index a00614c4..a630e912 100644
--- a/Octokit/GitHubClient.cs
+++ b/Octokit/GitHubClient.cs
@@ -99,6 +99,19 @@ namespace Octokit
             Reaction = new ReactionsClient(apiConnection);
         }
 
+        /// <summary>
+        /// Set the GitHub Api request timeout.
+        /// Useful to set a specific timeout for lengthy operations, such as uploading release assets
+        /// </summary>
+        /// <remarks>
+        /// See more information here: https://technet.microsoft.com/library/system.net.http.httpclient.timeout(v=vs.110).aspx
+        /// </remarks>
+        /// <param name="timeout">The Timeout value</param>
+        public void SetRequestTimeout(TimeSpan timeout)
+        {
+            Connection.SetRequestTimeout(timeout);
+        }
+
         /// <summary>
         /// Gets the latest API Info - this will be null if no API calls have been made
         /// </summary>
diff --git a/Octokit/Http/Connection.cs b/Octokit/Http/Connection.cs
index 7ca86ff7..021d5be8 100644
--- a/Octokit/Http/Connection.cs
+++ b/Octokit/Http/Connection.cs
@@ -752,5 +752,14 @@ namespace Octokit
 
             return _versionInformation;
         }
+
+        /// <summary>
+        /// Set the GitHub Api request timeout.
+        /// </summary>
+        /// <param name="timeout">The Timeout value</param>
+        public void SetRequestTimeout(TimeSpan timeout)
+        {
+            _httpClient.SetRequestTimeout(timeout);
+        }
     }
 }
diff --git a/Octokit/Http/HttpClientAdapter.cs b/Octokit/Http/HttpClientAdapter.cs
index 24c56cca..ca14a348 100644
--- a/Octokit/Http/HttpClientAdapter.cs
+++ b/Octokit/Http/HttpClientAdapter.cs
@@ -264,6 +264,15 @@ namespace Octokit.Internal
 
             return newRequest;
         }
+
+        /// <summary>
+        /// Set the GitHub Api request timeout.
+        /// </summary>
+        /// <param name="timeout">The Timeout value</param>
+        public void SetRequestTimeout(TimeSpan timeout)
+        {
+            _http.Timeout = timeout;
+        }
     }
 
     internal class RedirectHandler : DelegatingHandler
diff --git a/Octokit/Http/IConnection.cs b/Octokit/Http/IConnection.cs
index ad649d75..98c0380c 100644
--- a/Octokit/Http/IConnection.cs
+++ b/Octokit/Http/IConnection.cs
@@ -292,5 +292,11 @@ namespace Octokit
         /// the default <see cref="InMemoryCredentialStore"/> with just these credentials.
         /// </remarks>
         Credentials Credentials { get; set; }
+
+        /// <summary>
+        /// Set the GitHub Api request timeout.
+        /// </summary>
+        /// <param name="timeout">The Timeout value</param>
+        void SetRequestTimeout(TimeSpan timeout);
     }
 }
diff --git a/Octokit/Http/IHttpClient.cs b/Octokit/Http/IHttpClient.cs
index f554d750..584bef9f 100644
--- a/Octokit/Http/IHttpClient.cs
+++ b/Octokit/Http/IHttpClient.cs
@@ -19,5 +19,12 @@ namespace Octokit.Internal
         /// <param name="cancellationToken">Used to cancel the request</param>
         /// <returns>A <see cref="Task" /> of <see cref="IResponse"/></returns>
         Task<IResponse> Send(IRequest request, CancellationToken cancellationToken);
+
+
+        /// <summary>
+        /// Set the GitHub Api request timeout.
+        /// </summary>
+        /// <param name="timeout">The Timeout value</param>
+        void SetRequestTimeout(TimeSpan timeout);
     }
 }
diff --git a/Octokit/IGitHubClient.cs b/Octokit/IGitHubClient.cs
index 0fd4b914..e411dc0c 100644
--- a/Octokit/IGitHubClient.cs
+++ b/Octokit/IGitHubClient.cs
@@ -7,6 +7,16 @@ namespace Octokit
     /// </summary>
     public interface IGitHubClient : IApiInfoProvider
     {
+        /// <summary>
+        /// Set the GitHub Api request timeout.
+        /// Useful to set a specific timeout for lengthy operations, such as uploading release assets
+        /// </summary>
+        /// <remarks>
+        /// See more information here: https://technet.microsoft.com/library/system.net.http.httpclient.timeout(v=vs.110).aspx
+        /// </remarks>
+        /// <param name="timeout">The Timeout value</param>
+        void SetRequestTimeout(TimeSpan timeout);
+        
         /// <summary>
         /// Provides a client connection to make rest requests to HTTP endpoints.
         /// </summary>