diff --git a/Consul/Agent.cs b/Consul/Agent.cs
index 1350f84..46fc457 100644
--- a/Consul/Agent.cs
+++ b/Consul/Agent.cs
@@ -257,6 +257,12 @@ public class AgentServiceCheck
         [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
         public bool TLSSkipVerify { get; set; }
 
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+        public string AliasNode { get; set; }
+
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+        public string AliasService { get; set; }
+
         /// <summary>
         /// In Consul 0.7 and later, checks that are associated with a service
         /// may also contain this optional DeregisterCriticalServiceAfter field,