diff --git a/Octokit.Reactive/Clients/IObservablePullRequestReviewCommentReactionsClient.cs b/Octokit.Reactive/Clients/IObservablePullRequestReviewCommentReactionsClient.cs
index bc9e9fb0..f2db63c4 100644
--- a/Octokit.Reactive/Clients/IObservablePullRequestReviewCommentReactionsClient.cs
+++ b/Octokit.Reactive/Clients/IObservablePullRequestReviewCommentReactionsClient.cs
@@ -20,6 +20,15 @@ namespace Octokit.Reactive
         /// <returns>An <see cref="IObservable{Reaction}"/> representing <see cref="Reaction"/>s for a specified pull request review comment.</returns>
         IObservable<Reaction> GetAll(string owner, string name, int number);
 
+        /// <summary>
+        /// Get all reactions for a specified Pull Request Review Comment.
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#list-reactions-for-a-pull-request-review-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>        
+        /// <returns>An <see cref="IObservable{Reaction}"/> representing <see cref="Reaction"/>s for a specified pull request review comment.</returns>
+        IObservable<Reaction> GetAll(int repositoryId, int number);
+
         /// <summary>
         /// Creates a reaction for a specified Pull Request Review Comment.
         /// </summary>
@@ -30,5 +39,15 @@ namespace Octokit.Reactive
         /// <param name="reaction">The reaction to create</param>
         /// <returns>An <see cref="IObservable{Reaction}"/> representing created <see cref="Reaction"/> for a specified pull request review comment.</returns>
         IObservable<Reaction> Create(string owner, string name, int number, NewReaction reaction);
+
+        /// <summary>
+        /// Creates a reaction for a specified Pull Request Review Comment.
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#create-reaction-for-a-pull-request-review-comment</remarks>
+        /// <param name="repositoryId">The owner of the repository</param>
+        /// <param name="number">The comment id</param>
+        /// <param name="reaction">The reaction to create</param>
+        /// <returns>An <see cref="IObservable{Reaction}"/> representing created <see cref="Reaction"/> for a specified pull request review comment.</returns>
+        IObservable<Reaction> Create(int repositoryId, int number, NewReaction reaction);
     }
 }
diff --git a/Octokit.Reactive/Clients/ObservablePullRequestReviewCommentReactionsClient.cs b/Octokit.Reactive/Clients/ObservablePullRequestReviewCommentReactionsClient.cs
index 334e22d8..5f15cf17 100644
--- a/Octokit.Reactive/Clients/ObservablePullRequestReviewCommentReactionsClient.cs
+++ b/Octokit.Reactive/Clients/ObservablePullRequestReviewCommentReactionsClient.cs
@@ -39,6 +39,18 @@ namespace Octokit.Reactive
             return _connection.GetAndFlattenAllPages<Reaction>(ApiUrls.PullRequestReviewCommentReaction(owner, name, number), null, AcceptHeaders.ReactionsPreview);
         }
 
+        /// <summary>
+        /// Get all reactions for a specified Pull Request Review Comment.
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#list-reactions-for-a-pull-request-review-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>        
+        /// <returns>An <see cref="IObservable{Reaction}"/> representing <see cref="Reaction"/>s for a specified pull request review comment.</returns>
+        public IObservable<Reaction> GetAll(int repositoryId, int number)
+        {
+            return _connection.GetAndFlattenAllPages<Reaction>(ApiUrls.PullRequestReviewCommentReaction(repositoryId, number), null, AcceptHeaders.ReactionsPreview);
+        }
+
         /// <summary>
         /// Creates a reaction for a specified Pull Request Review Comment.
         /// </summary>
@@ -56,5 +68,20 @@ namespace Octokit.Reactive
 
             return _client.Create(owner, name, number, reaction).ToObservable();
         }
+
+        /// <summary>
+        /// Creates a reaction for a specified Pull Request Review Comment.
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#create-reaction-for-a-pull-request-review-comment</remarks>
+        /// <param name="repositoryId">The owner of the repository</param>
+        /// <param name="number">The comment id</param>
+        /// <param name="reaction">The reaction to create</param>
+        /// <returns>An <see cref="IObservable{Reaction}"/> representing created <see cref="Reaction"/> for a specified pull request review comment.</returns>
+        public IObservable<Reaction> Create(int repositoryId, int number, NewReaction reaction)
+        {
+            Ensure.ArgumentNotNull(reaction, "reaction");
+
+            return _client.Create(repositoryId, number, reaction).ToObservable();
+        }
     }
 }
diff --git a/Octokit/Clients/IPullRequestReviewCommentReactionsClient.cs b/Octokit/Clients/IPullRequestReviewCommentReactionsClient.cs
index 4d0c3fac..215a4948 100644
--- a/Octokit/Clients/IPullRequestReviewCommentReactionsClient.cs
+++ b/Octokit/Clients/IPullRequestReviewCommentReactionsClient.cs
@@ -20,6 +20,15 @@ namespace Octokit
         /// <param name="number">The comment id</param>        
         /// <returns>A <see cref="Task{T}"/> of <see cref="IReadOnlyList{Reactions}"/> representing <see cref="Reaction"/>s for a specified pull request review comment.</returns>
         Task<IReadOnlyList<Reaction>> GetAll(string owner, string name, int number);
+        
+        /// <summary>
+        /// Get all reactions for a specified Pull Request Review Comment.
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#list-reactions-for-a-pull-request-review-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>        
+        /// <returns>A <see cref="Task{T}"/> of <see cref="IReadOnlyList{Reactions}"/> representing <see cref="Reaction"/>s for a specified pull request review comment.</returns>
+        Task<IReadOnlyList<Reaction>> GetAll(int repositoryId, int number);
 
         /// <summary>
         /// Creates a reaction for a specified Pull Request Review Comment.
@@ -31,5 +40,15 @@ namespace Octokit
         /// <param name="reaction">The reaction to create</param>
         /// <returns>A <see cref="Task{Reaction}"/> representing created <see cref="Reaction"/> for a specified pull request review comment.</returns>
         Task<Reaction> Create(string owner, string name, int number, NewReaction reaction);
+
+        /// <summary>
+        /// Creates a reaction for a specified Pull Request Review Comment.
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#create-reaction-for-a-pull-request-review-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="Task{Reaction}"/> representing created <see cref="Reaction"/> for a specified pull request review comment.</returns>
+        Task<Reaction> Create(int repositoryId, int number, NewReaction reaction);
     }
 }
diff --git a/Octokit/Clients/PullRequestReviewCommentReactionsClient.cs b/Octokit/Clients/PullRequestReviewCommentReactionsClient.cs
index 21d63f8c..7c613dcd 100644
--- a/Octokit/Clients/PullRequestReviewCommentReactionsClient.cs
+++ b/Octokit/Clients/PullRequestReviewCommentReactionsClient.cs
@@ -32,6 +32,18 @@ namespace Octokit
             return ApiConnection.GetAll<Reaction>(ApiUrls.PullRequestReviewCommentReaction(owner, name, number), AcceptHeaders.ReactionsPreview);
         }
 
+        /// <summary>
+        /// Get all reactions for a specified Pull Request Review Comment.
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#list-reactions-for-a-pull-request-review-comment</remarks>
+        /// <param name="repositoryId">The ID of the repository</param>
+        /// <param name="number">The comment id</param>        
+        /// <returns>A <see cref="Task{T}"/> of <see cref="IReadOnlyList{Reactions}"/> representing <see cref="Reaction"/>s for a specified pull request review comment.</returns>
+        public Task<IReadOnlyList<Reaction>> GetAll(int repositoryId, int number)
+        {
+            return ApiConnection.GetAll<Reaction>(ApiUrls.PullRequestReviewCommentReaction(repositoryId, number), AcceptHeaders.ReactionsPreview);
+        }
+
         /// <summary>
         /// Creates a reaction for a specified Pull Request Review Comment.
         /// </summary>
@@ -49,5 +61,20 @@ namespace Octokit
 
             return ApiConnection.Post<Reaction>(ApiUrls.PullRequestReviewCommentReaction(owner, name, number), reaction, AcceptHeaders.ReactionsPreview);
         }
+
+        /// <summary>
+        /// Creates a reaction for a specified Pull Request Review Comment.
+        /// </summary>
+        /// <remarks>https://developer.github.com/v3/reactions/#create-reaction-for-a-pull-request-review-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="Task{Reaction}"/> representing created <see cref="Reaction"/> for a specified pull request review comment.</returns>
+        public Task<Reaction> Create(int repositoryId, int number, NewReaction reaction)
+        {
+            Ensure.ArgumentNotNull(reaction, "reaction");
+
+            return ApiConnection.Post<Reaction>(ApiUrls.PullRequestReviewCommentReaction(repositoryId, number), reaction, AcceptHeaders.ReactionsPreview);
+        }
     }
 }