diff --git a/libraries/src/AWS.Lambda.Powertools.Metrics/Model/Metadata.cs b/libraries/src/AWS.Lambda.Powertools.Metrics/Model/Metadata.cs
index 2b711a7c8..91225635e 100644
--- a/libraries/src/AWS.Lambda.Powertools.Metrics/Model/Metadata.cs
+++ b/libraries/src/AWS.Lambda.Powertools.Metrics/Model/Metadata.cs
@@ -30,7 +30,6 @@ public class Metadata
     public Metadata()
     {
         CloudWatchMetrics = new List<MetricDirective> {new()};
-        Timestamp = DateTime.Now;
         CustomMetadata = new Dictionary<string, object>();
     }
 
@@ -39,7 +38,7 @@ public Metadata()
     /// </summary>
     /// <value>The timestamp.</value>
     [JsonConverter(typeof(UnixMillisecondDateTimeConverter))]
-    public DateTime Timestamp { get; }
+    public DateTime Timestamp => DateTime.Now;
 
     /// <summary>
     ///     Gets the cloud watch metrics.