diff --git a/Octokit/Models/Response/GistChangeStatus.cs b/Octokit/Models/Response/GistChangeStatus.cs
index 4b790347..e3fc1b6e 100644
--- a/Octokit/Models/Response/GistChangeStatus.cs
+++ b/Octokit/Models/Response/GistChangeStatus.cs
@@ -8,16 +8,16 @@
         /// <summary>
         /// The number of deletions that occurred as part of this change.
         /// </summary>
-        public int Deletions { get; set; }
+        public int Deletions { get; protected set; }
 
         /// <summary>
         /// The number of additions that occurred as part of this change.
         /// </summary>
-        public int Additions { get; set; }
+        public int Additions { get; protected set; }
 
         /// <summary>
         /// The total number of changes.
         /// </summary>
-        public int Total { get; set; }
+        public int Total { get; protected set; }
     }
 }
\ No newline at end of file
diff --git a/Octokit/Models/Response/GistFile.cs b/Octokit/Models/Response/GistFile.cs
index 64aad8b0..a396a165 100644
--- a/Octokit/Models/Response/GistFile.cs
+++ b/Octokit/Models/Response/GistFile.cs
@@ -7,33 +7,33 @@ namespace Octokit
         /// <summary>
         /// The size in bytes of the file.
         /// </summary>
-        public int Size { get; set; }
+        public int Size { get; protected set; }
 
         /// <summary>
         /// The name of the file
         /// </summary>
         [SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly")]
-        public string Filename { get; set; }
+        public string Filename { get; protected set; }
 
         /// <summary>
         /// The mime type of the file
         /// </summary>
         [SuppressMessage("Microsoft.Naming", "CA1721:PropertyNamesShouldNotMatchGetMethods")]
-        public string Type { get; set; }
+        public string Type { get; protected set; }
 
         /// <summary>
         /// The programming language of the file, if any.
         /// </summary>
-        public string Language { get; set; }
+        public string Language { get; protected set; }
 
         /// <summary>
         /// The text content of the file.
         /// </summary>
-        public string Content { get; set; }
+        public string Content { get; protected set; }
 
         /// <summary>
         /// The url to download the file.
         /// </summary>
-        public string RawUrl { get; set; }
+        public string RawUrl { get; protected set; }
     }
 }
\ No newline at end of file
diff --git a/Octokit/Models/Response/GistFork.cs b/Octokit/Models/Response/GistFork.cs
index b6c3662c..b33163c5 100644
--- a/Octokit/Models/Response/GistFork.cs
+++ b/Octokit/Models/Response/GistFork.cs
@@ -7,16 +7,16 @@ namespace Octokit
         /// <summary>
         /// The <see cref="User"/> that created this <see cref="GistFork"/>
         /// </summary>
-        public User User { get; set; }
+        public User User { get; protected set; }
 
         /// <summary>
         /// The API URL for this <see cref="GistFork"/>.
         /// </summary>
-        public string Url { get; set; }
+        public string Url { get; protected set; }
 
         /// <summary>
         /// The <see cref="DateTimeOffset"/> for when this <see cref="Gist"/> was created.
         /// </summary>
-        public DateTimeOffset CreatedAt { get; set; }
+        public DateTimeOffset CreatedAt { get; protected set; }
     }
 }
\ No newline at end of file
diff --git a/Octokit/Models/Response/GistHistory.cs b/Octokit/Models/Response/GistHistory.cs
index 0ea5fe32..50c4063d 100644
--- a/Octokit/Models/Response/GistHistory.cs
+++ b/Octokit/Models/Response/GistHistory.cs
@@ -10,26 +10,26 @@ namespace Octokit
         /// <summary>
         /// The url that can be used by the API to retrieve this version of the <see cref="Gist"/>.
         /// </summary>
-        public string Url { get; set; }
+        public string Url { get; protected set; }
 
         /// <summary>
         /// A git sha representing the version.
         /// </summary>
-        public string Version { get; set; }
+        public string Version { get; protected set; }
 
         /// <summary>
         /// The <see cref="User"/> who create this version.
         /// </summary>
-        public User User { get; set; }
+        public User User { get; protected set; }
 
         /// <summary>
         /// A <see cref="GistHistory"/> that represents the level of change for this <see cref="GistHistory"/>.
         /// </summary>
-        public GistChangeStatus ChangeStatus { get; set; }
+        public GistChangeStatus ChangeStatus { get; protected set; }
 
         /// <summary>
         /// The <see cref="DateTimeOffset"/> the version was created.
         /// </summary>
-        public DateTimeOffset CommittedAt { get; set; }
+        public DateTimeOffset CommittedAt { get; protected set; }
     }
 }
\ No newline at end of file
diff --git a/Octokit/Models/Response/GitHubCommitFile.cs b/Octokit/Models/Response/GitHubCommitFile.cs
index daadf0f3..c8d2b571 100644
--- a/Octokit/Models/Response/GitHubCommitFile.cs
+++ b/Octokit/Models/Response/GitHubCommitFile.cs
@@ -15,59 +15,56 @@ namespace Octokit
         /// The name of the file
         /// </summary>
         [SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly")]
-        public string Filename { get; set; }
+        public string Filename { get; protected set; }
 
         /// <summary>
         /// Number of additions performed on the file.
         /// </summary>
-        public int Additions { get; set; }
+        public int Additions { get; protected set; }
 
         /// <summary>
         /// Number of deletions performed on the file.
         /// </summary>
-        public int Deletions { get; set; }
+        public int Deletions { get; protected set; }
 
         /// <summary>
         /// Number of changes performed on the file.
         /// </summary>
-        public int Changes { get; set; }
+        public int Changes { get; protected set; }
 
         /// <summary>
         /// File status, like modified, added, deleted.
         /// </summary>
-        public string Status { get; set; }
+        public string Status { get; protected set; }
 
         /// <summary>
         /// The url to the file blob.
         /// </summary>
-        public string BlobUrl { get; set; }
+        public string BlobUrl { get; protected set; }
 
         /// <summary>
         /// The url to file contents API.
         /// </summary>
-        public string ContentsUrl { get; set; }
+        public string ContentsUrl { get; protected set; }
 
         /// <summary>
         /// The raw url to download the file.
         /// </summary>
-        public string RawUrl { get; set; }
+        public string RawUrl { get; protected set; }
 
         /// <summary>
         /// The SHA of the file.
         /// </summary>
-        public string Sha { get; set; }
+        public string Sha { get; protected set; }
 
         /// <summary>
         /// The patch associated with the commit
         /// </summary>
-        public string Patch { get; set; }
+        public string Patch { get; protected set; }
 
         internal string DebuggerDisplay
         {
-            get
-            {
-                return String.Format(CultureInfo.InvariantCulture, "Filename: {0} ({1})", Filename, Status);
-            }
+            get { return String.Format(CultureInfo.InvariantCulture, "Filename: {0} ({1})", Filename, Status); }
         }
     }
-}
\ No newline at end of file
+}
diff --git a/Octokit/Models/Response/SearchCode.cs b/Octokit/Models/Response/SearchCode.cs
index c91d607d..7acd53d1 100644
--- a/Octokit/Models/Response/SearchCode.cs
+++ b/Octokit/Models/Response/SearchCode.cs
@@ -10,44 +10,41 @@ namespace Octokit
         /// <summary>
         /// file name
         /// </summary>
-        public string Name { get; set; }
+        public string Name { get; protected set; }
 
         /// <summary>
         /// path to file
         /// </summary>
-        public string Path { get; set; }
+        public string Path { get; protected set; }
 
         /// <summary>
         /// Sha for file
         /// </summary>
-        public string Sha { get; set; }
+        public string Sha { get; protected set; }
 
         /// <summary>
         /// api-url to file
         /// </summary>
-        public Uri Url { get; set; }
+        public Uri Url { get; protected set; }
 
         /// <summary>
         /// git-url to file
         /// </summary>
-        public Uri GitUrl { get; set; }
+        public Uri GitUrl { get; protected set; }
 
         /// <summary>
         /// html-url to file
         /// </summary>
-        public Uri HtmlUrl { get; set; }
+        public Uri HtmlUrl { get; protected set; }
 
         /// <summary>
         /// Repo where this file belongs to
         /// </summary>
-        public Repository Repository { get; set; }
+        public Repository Repository { get; protected set; }
 
         internal string DebuggerDisplay
         {
-            get
-            {
-                return String.Format(CultureInfo.InvariantCulture, "Sha: {0} Name: {1}", Sha, Name);
-            }
+            get { return String.Format(CultureInfo.InvariantCulture, "Sha: {0} Name: {1}", Sha, Name); }
         }
     }
-}
\ No newline at end of file
+}
diff --git a/Octokit/Models/Response/TreeItem.cs b/Octokit/Models/Response/TreeItem.cs
index 0fff7f60..6be4beca 100644
--- a/Octokit/Models/Response/TreeItem.cs
+++ b/Octokit/Models/Response/TreeItem.cs
@@ -8,33 +8,33 @@ namespace Octokit
         /// <summary>
         /// The path for this Tree Item.
         /// </summary>
-        public string Path { get; set; }
+        public string Path { get; protected set; }
 
         /// <summary>
         /// The mode of this Tree Item.
         /// </summary>
-        public string Mode { get; set; }
+        public string Mode { get; protected set; }
 
         /// <summary>
         /// The type of this Tree Item.
         /// </summary>
         [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1721:PropertyNamesShouldNotMatchGetMethods")]
-        public TreeType Type { get; set; }
+        public TreeType Type { get; protected set; }
 
         /// <summary>
         /// The size of this Tree Item.
         /// </summary>
-        public int Size { get; set; }
+        public int Size { get; protected set; }
 
         /// <summary>
         /// The SHA of this Tree Item.
         /// </summary>
-        public string Sha { get; set; }
+        public string Sha { get; protected set; }
 
         /// <summary>
         /// The URL of this Tree Item.
         /// </summary>
-        public Uri Url { get; set; }
+        public Uri Url { get; protected set; }
     }
 
     public enum TreeType
diff --git a/Octokit/Models/Response/WeeklyCommitActivity.cs b/Octokit/Models/Response/WeeklyCommitActivity.cs
index b10009f5..00f3ceb2 100644
--- a/Octokit/Models/Response/WeeklyCommitActivity.cs
+++ b/Octokit/Models/Response/WeeklyCommitActivity.cs
@@ -13,17 +13,17 @@ namespace Octokit
         /// <summary>
         /// The days array is a group of commits per day, starting on Sunday.
         /// </summary>
-        public IEnumerable<int> Days { get; set; } 
+        public IEnumerable<int> Days { get; protected set; }
 
         /// <summary>
         /// Totally number of commits made this week.
         /// </summary>
-        public int Total { get; set; }
+        public int Total { get; protected set; }
 
         /// <summary>
         /// The week of commits
         /// </summary>
-        public long Week { get; set; }
+        public long Week { get; protected set; }
 
         public DateTimeOffset WeekTimestamp
         {
@@ -49,4 +49,4 @@ namespace Octokit
             }
         }
     }
-}
\ No newline at end of file
+}
diff --git a/Octokit/Models/Response/WeeklyHash.cs b/Octokit/Models/Response/WeeklyHash.cs
index a8a9775f..3549dfea 100644
--- a/Octokit/Models/Response/WeeklyHash.cs
+++ b/Octokit/Models/Response/WeeklyHash.cs
@@ -10,16 +10,16 @@ namespace Octokit
     public class WeeklyHash
     {
         [SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "W")]
-        public long W { get; set; }
+        public long W { get; protected set; }
 
         [SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "A")]
-        public int A { get; set; }
+        public int A { get; protected set; }
 
         [SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "D")]
-        public int D { get; set; }
+        public int D { get; protected set; }
 
         [SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "C")]
-        public int C { get; set; }
+        public int C { get; protected set; }
 
         public DateTimeOffset Week
         {
@@ -50,4 +50,4 @@ namespace Octokit
             }
         }
     }
-}
\ No newline at end of file
+}