diff --git a/DotNut/ApiModels/GetKeysResponse.cs b/DotNut/ApiModels/GetKeysResponse.cs
index 8ac03f4..db21c2b 100644
--- a/DotNut/ApiModels/GetKeysResponse.cs
+++ b/DotNut/ApiModels/GetKeysResponse.cs
@@ -10,6 +10,9 @@ public class KeysetItemResponse
     {
         [JsonPropertyName("id")] public KeysetId Id { get; set; }
         [JsonPropertyName("unit")] public string Unit { get; set; }
+        [JsonPropertyName("active")] public bool? Active { get; set; } // nullable until wider adoption
+        [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
+        [JsonPropertyName("input_fee_ppk")] public ulong? InputFeePpk { get; set; }
         [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
         [JsonPropertyName("final_expiry")] public ulong? FinalExpiry { get; set; }
         [JsonPropertyName("keys")] public Keyset Keys { get; set; }