diff --git a/CHANGELOG.md b/CHANGELOG.md
index e5ee543..aad2a19 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ This project uses [Semantic Versioning 2.0.0](http://semver.org/).
 
 ## main
 
+ENHANCEMENTS:
+
+- NEW: Added `Secondary`, `LastTransferredAt`, `Active` to `Zone` (dnsimple/dnsimple-csharp)
+
 ## 0.16.0
 
 FEATURES:
diff --git a/src/dnsimple-test/Services/ZonesTest.cs b/src/dnsimple-test/Services/ZonesTest.cs
index 77fe9e7..741444d 100644
--- a/src/dnsimple-test/Services/ZonesTest.cs
+++ b/src/dnsimple-test/Services/ZonesTest.cs
@@ -56,6 +56,9 @@ public void Zones()
                 Assert.That(zones.First().AccountId, Is.EqualTo(1010));
                 Assert.That(zones.First().Name, Is.EqualTo("example-alpha.com"));
                 Assert.That(zones.First().Reverse, Is.False);
+                Assert.That(zones.First().Secondary, Is.False);
+                Assert.That(zones.First().LastTransferredAt, Is.Null);
+                Assert.That(zones.First().Active, Is.True);
                 Assert.That(zones.First().CreatedAt, Is.EqualTo(CreatedAt));
                 Assert.That(zones.First().UpdatedAt, Is.EqualTo(UpdatedAt));
             });
@@ -126,6 +129,9 @@ public void GetZone(long accountId, string zoneName, string expectedUrl)
                 Assert.That(zone.AccountId, Is.EqualTo(accountId));
                 Assert.That(zone.Name, Is.EqualTo(zoneName));
                 Assert.That(zone.Reverse, Is.False);
+                Assert.That(zone.Secondary, Is.False);
+                Assert.That(zone.LastTransferredAt, Is.Null);
+                Assert.That(zone.Active, Is.True);
                 Assert.That(zone.CreatedAt, Is.EqualTo(CreatedAt));
                 Assert.That(zone.UpdatedAt, Is.EqualTo(UpdatedAt));
 
diff --git a/src/dnsimple-test/fixtures/v2/api/getZone/success.http b/src/dnsimple-test/fixtures/v2/api/getZone/success.http
index c42f355..615312a 100644
--- a/src/dnsimple-test/fixtures/v2/api/getZone/success.http
+++ b/src/dnsimple-test/fixtures/v2/api/getZone/success.http
@@ -13,4 +13,4 @@ X-Request-Id: 93182033-a215-484e-a107-5235fa48001c
 X-Runtime: 0.177942
 Strict-Transport-Security: max-age=31536000
 
-{"data":{"id":1,"account_id":1010,"name":"example-alpha.com","reverse":false,"created_at":"2015-04-23T07:40:03Z","updated_at":"2015-04-23T07:40:03Z"}}
+{"data":{"id":1,"account_id":1010,"name":"example-alpha.com","reverse":false,"secondary":false,"last_transferred_at":null,"active":true,"created_at":"2015-04-23T07:40:03Z","updated_at":"2015-04-23T07:40:03Z"}}
diff --git a/src/dnsimple-test/fixtures/v2/api/listZones/success.http b/src/dnsimple-test/fixtures/v2/api/listZones/success.http
index 48f9a9e..85c808c 100644
--- a/src/dnsimple-test/fixtures/v2/api/listZones/success.http
+++ b/src/dnsimple-test/fixtures/v2/api/listZones/success.http
@@ -13,4 +13,4 @@ X-Request-Id: 01be9fa5-3a00-4d51-a927-f17587cb67ec
 X-Runtime: 0.037083
 Strict-Transport-Security: max-age=31536000
 
-{"data":[{"id":1,"account_id":1010,"name":"example-alpha.com","reverse":false,"created_at":"2015-04-23T07:40:03Z","updated_at":"2015-04-23T07:40:03Z"},{"id":2,"account_id":1010,"name":"example-beta.com","reverse":true,"created_at":"2015-04-23T07:40:03Z","updated_at":"2015-04-23T07:40:03Z"}],"pagination":{"current_page":1,"per_page":30,"total_entries":2,"total_pages":1}}
+{"data":[{"id":1,"account_id":1010,"name":"example-alpha.com","reverse":false,"secondary":false,"last_transferred_at":null,"active":true,"created_at":"2015-04-23T07:40:03Z","updated_at":"2015-04-23T07:40:03Z"},{"id":2,"account_id":1010,"name":"example-beta.com","reverse":false,"secondary":false,"last_transferred_at":null,"active":true,"created_at":"2015-04-23T07:40:03Z","updated_at":"2015-04-23T07:40:03Z"}],"pagination":{"current_page":1,"per_page":30,"total_entries":2,"total_pages":1}}
diff --git a/src/dnsimple/Services/Zones.cs b/src/dnsimple/Services/Zones.cs
index 35c7144..ba879d5 100644
--- a/src/dnsimple/Services/Zones.cs
+++ b/src/dnsimple/Services/Zones.cs
@@ -121,6 +121,9 @@ public struct Zone
         public long AccountId { get; set; }
         public string Name { get; set; }
         public bool Reverse { get; set; }
+        public bool Secondary { get; set; }
+        public Nullable<DateTime> LastTransferredAt { get; set; }
+        public bool Active { get; set; }
         public DateTime CreatedAt { get; set; }
         public DateTime UpdatedAt { get; set; }
     }