diff --git a/Octokit/Http/SimpleJsonSerializer.cs b/Octokit/Http/SimpleJsonSerializer.cs
index c32c5544..80f9464a 100644
--- a/Octokit/Http/SimpleJsonSerializer.cs
+++ b/Octokit/Http/SimpleJsonSerializer.cs
@@ -64,6 +64,15 @@ namespace Octokit.Internal
                 var stringValue = value as string;
                 if (stringValue != null)
                 {
+                    if (ReflectionUtils.IsUri(type))
+                    {
+                        Uri result;
+                        if (Uri.TryCreate(stringValue, UriKind.RelativeOrAbsolute, out result))
+                        {
+                            return result;
+                        }
+                    }
+
                     if (ReflectionUtils.GetTypeInfo(type).IsEnum)
                     {
                         return Enum.Parse(type, stringValue, ignoreCase: true);
diff --git a/Octokit/SimpleJson.cs b/Octokit/SimpleJson.cs
index 613894b7..fdb57d48 100644
--- a/Octokit/SimpleJson.cs
+++ b/Octokit/SimpleJson.cs
@@ -1667,6 +1667,11 @@ namespace Octokit
                 return GetTypeInfo(type).IsGenericType && type.GetGenericTypeDefinition() == typeof(Nullable<>);
             }
 
+            public static bool IsUri(Type type)
+            {
+                return GetTypeInfo(type) == GetTypeInfo(typeof(Uri));
+            }
+
             public static object ToNullableType(object obj, Type nullableType)
             {
                 return obj == null ? null : Convert.ChangeType(obj, Nullable.GetUnderlyingType(nullableType), CultureInfo.InvariantCulture);