diff --git a/Octokit.Reactive/Clients/IObservableIssueCommentReactionsClient.cs b/Octokit.Reactive/Clients/IObservableIssueCommentReactionsClient.cs
index cf03d350..3098fc7a 100644
--- a/Octokit.Reactive/Clients/IObservableIssueCommentReactionsClient.cs
+++ b/Octokit.Reactive/Clients/IObservableIssueCommentReactionsClient.cs
@@ -21,6 +21,16 @@ namespace Octokit.Reactive
         /// <returns>A <see cref="IObservable{Reaction}"/> of < see cref="Reaction"/> representing created reaction for specified comment id.</returns>
         IObservable<Reaction> Create(string owner, string name, int number, NewReaction reaction);
 
+        /// <summary>
+        /// Creates a reaction for a specified Issue Comment
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#create-reaction-for-an-issue-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>
+        /// <param name="reaction">The reaction to create </param>
+        /// <returns>A <see cref="IObservable{Reaction}"/> of < see cref="Reaction"/> representing created reaction for specified comment id.</returns>
+        IObservable<Reaction> Create(int repositoryId, int number, NewReaction reaction);
+
         /// <summary>
         /// List reactions for a specified Issue Comment
         /// </summary>
@@ -30,5 +40,14 @@ namespace Octokit.Reactive
         /// <param name="number">The comment id</param>        
         /// <returns>A <see cref="IObservable{Reaction}"/> of <see cref="Reaction"/>s representing reactions for specified comment id.</returns>
         IObservable<Reaction> GetAll(string owner, string name, int number);
+
+        /// <summary>
+        /// List reactions for a specified Issue Comment
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#list-reactions-for-an-issue-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>        
+        /// <returns>A <see cref="IObservable{Reaction}"/> of <see cref="Reaction"/>s representing reactions for specified comment id.</returns>
+        IObservable<Reaction> GetAll(int repositoryId, int number);
     }
 }
diff --git a/Octokit.Reactive/Clients/ObservableIssueCommentReactionsClient.cs b/Octokit.Reactive/Clients/ObservableIssueCommentReactionsClient.cs
index afcdf2e9..44d67dfd 100644
--- a/Octokit.Reactive/Clients/ObservableIssueCommentReactionsClient.cs
+++ b/Octokit.Reactive/Clients/ObservableIssueCommentReactionsClient.cs
@@ -41,6 +41,21 @@ namespace Octokit.Reactive
             return _client.Create(owner, name, number, reaction).ToObservable();
         }
 
+        /// <summary>
+        /// Creates a reaction for a specified Issue Comment
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#create-reaction-for-an-issue-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>
+        /// <param name="reaction">The reaction to create </param>
+        /// <returns>A <see cref="IObservable{Reaction}"/> of < see cref="Reaction"/> representing created reaction for specified comment id.</returns>
+        public IObservable<Reaction> Create(int repositoryId, int number, NewReaction reaction)
+        {
+            Ensure.ArgumentNotNull(reaction, "reaction");
+
+            return _client.Create(repositoryId, number, reaction).ToObservable();
+        }
+
         /// <summary>
         /// List reactions for a specified Issue Comment
         /// </summary>
@@ -56,5 +71,17 @@ namespace Octokit.Reactive
 
             return _connection.GetAndFlattenAllPages<Reaction>(ApiUrls.IssueCommentReactions(owner, name, number), null, AcceptHeaders.ReactionsPreview);
         }
+
+        /// <summary>
+        /// List reactions for a specified Issue Comment
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#list-reactions-for-an-issue-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>        
+        /// <returns>A <see cref="IObservable{Reaction}"/> of <see cref="Reaction"/>s representing reactions for specified comment id.</returns>
+        public IObservable<Reaction> GetAll(int repositoryId, int number)
+        {
+            return _connection.GetAndFlattenAllPages<Reaction>(ApiUrls.IssueCommentReactions(repositoryId, number), null, AcceptHeaders.ReactionsPreview);
+        }
     }
 }
diff --git a/Octokit/Clients/IIssueCommentReactionsClient.cs b/Octokit/Clients/IIssueCommentReactionsClient.cs
index f2bd0e84..4c79f268 100644
--- a/Octokit/Clients/IIssueCommentReactionsClient.cs
+++ b/Octokit/Clients/IIssueCommentReactionsClient.cs
@@ -22,6 +22,16 @@ namespace Octokit
         /// <returns>A <see cref="Reaction"/> representing created reaction for specified comment id.</returns>
         Task<Reaction> Create(string owner, string name, int number, NewReaction reaction);
 
+        /// <summary>
+        /// Creates a reaction for a specified Issue Comment
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#create-reaction-for-an-issue-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>
+        /// <param name="reaction">The reaction to create</param>
+        /// <returns>A <see cref="Reaction"/> representing created reaction for specified comment id.</returns>
+        Task<Reaction> Create(int repositoryId, int number, NewReaction reaction);
+
         /// <summary>
         /// Get all reactions for a specified Issue Comment
         /// </summary>
@@ -31,5 +41,14 @@ namespace Octokit
         /// <param name="number">The comment id</param>        
         /// <returns>A <see cref="IReadOnlyList{Reaction}"/> of <see cref="Reaction"/>s representing reactions for specified comment id.</returns>
         Task<IReadOnlyList<Reaction>> GetAll(string owner, string name, int number);
+        
+        /// <summary>
+        /// Get all reactions for a specified Issue Comment
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#list-reactions-for-an-issue-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>        
+        /// <returns>A <see cref="IReadOnlyList{Reaction}"/> of <see cref="Reaction"/>s representing reactions for specified comment id.</returns>
+        Task<IReadOnlyList<Reaction>> GetAll(int repositoryId, int number);
     }
 }
diff --git a/Octokit/Clients/IssueCommentReactionsClient.cs b/Octokit/Clients/IssueCommentReactionsClient.cs
index b351da89..e9b29bac 100644
--- a/Octokit/Clients/IssueCommentReactionsClient.cs
+++ b/Octokit/Clients/IssueCommentReactionsClient.cs
@@ -34,6 +34,21 @@ namespace Octokit
             return ApiConnection.Post<Reaction>(ApiUrls.IssueCommentReactions(owner, name, number), reaction, AcceptHeaders.ReactionsPreview);
         }
 
+        /// <summary>
+        /// Creates a reaction for a specified Issue Comment
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#create-reaction-for-an-issue-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>
+        /// <param name="reaction">The reaction to create</param>
+        /// <returns>A <see cref="Reaction"/> representing created reaction for specified comment id.</returns>
+        public Task<Reaction> Create(int repositoryId, int number, NewReaction reaction)
+        {
+            Ensure.ArgumentNotNull(reaction, "reaction");
+
+            return ApiConnection.Post<Reaction>(ApiUrls.IssueCommentReactions(repositoryId, number), reaction, AcceptHeaders.ReactionsPreview);
+        }
+
         /// <summary>
         /// Get all reactions for a specified Issue Comment
         /// </summary>
@@ -49,5 +64,17 @@ namespace Octokit
 
             return ApiConnection.GetAll<Reaction>(ApiUrls.IssueCommentReactions(owner, name, number), AcceptHeaders.ReactionsPreview);
         }
+
+        /// <summary>
+        /// Get all reactions for a specified Issue Comment
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#list-reactions-for-an-issue-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>        
+        /// <returns>A <see cref="IReadOnlyList{Reaction}"/> of <see cref="Reaction"/>s representing reactions for specified comment id.</returns>
+        public Task<IReadOnlyList<Reaction>> GetAll(int repositoryId, int number)
+        {
+            return ApiConnection.GetAll<Reaction>(ApiUrls.IssueCommentReactions(repositoryId, number), AcceptHeaders.ReactionsPreview);
+        }
     }
 }