diff --git a/src/RustCui.cs b/src/RustCui.cs
index 6f583a31e..ff4426994 100644
--- a/src/RustCui.cs
+++ b/src/RustCui.cs
@@ -403,19 +403,42 @@ public class CuiCountdownComponent : ICuiComponent
         public string Type => "Countdown";
 
         [JsonProperty("endTime")]
-        public int EndTime { get; set; }
+        public float EndTime { get; set; }
 
         [JsonProperty("startTime")]
-        public int StartTime { get; set; }
+        public float StartTime { get; set; }
 
         [JsonProperty("step")]
-        public int Step { get; set; }
+        public float Step { get; set; }
+
+        [JsonProperty("interval")]
+        public float Interval { get; set; }
+
+        [JsonConverter(typeof(StringEnumConverter))]
+        [JsonProperty("timerFormat")]
+        public TimerFormatEnum TimerFormat { get; set; }
+
+        [JsonProperty("numberFormat")]
+        public string NumberFormat { get; set; }
+
+        [JsonProperty("destroyIfDone")]
+        public bool DestroyIfDone { get; set; }
 
         [JsonProperty("command")]
         public string Command { get; set; }
 
         [JsonProperty("fadeIn")]
         public float FadeIn { get; set; }
+
+        public enum TimerFormatEnum
+        {
+            None,
+            SecondsHundreth,
+            MinutesSeconds,
+            MinutesSecondsHundreth,
+            HoursMinutes,
+            HoursMinutesSeconds
+        }
     }
 
     public class CuiNeedsCursorComponent : ICuiComponent