diff --git a/Vonage.Test/Messages/WhatsApp/Data/SendWhatsAppFileAsyncReturnsOk-request.json b/Vonage.Test/Messages/WhatsApp/Data/SendWhatsAppFileAsyncReturnsOk-request.json
index ada64bcd..54480289 100644
--- a/Vonage.Test/Messages/WhatsApp/Data/SendWhatsAppFileAsyncReturnsOk-request.json
+++ b/Vonage.Test/Messages/WhatsApp/Data/SendWhatsAppFileAsyncReturnsOk-request.json
@@ -6,7 +6,8 @@
   "client_ref": "abcdefg",
   "file": {
     "url": "https://test.com/me.txt",
-    "caption": "Me"
+    "caption": "Me",
+    "name": "file.txt"
   },
   "webhook_version": "v1",
   "webhook_url": "https://example.com/status"
diff --git a/Vonage.Test/Messages/WhatsApp/Data/SendWhatsAppFileAsyncReturnsOkWithContext-request.json b/Vonage.Test/Messages/WhatsApp/Data/SendWhatsAppFileAsyncReturnsOkWithContext-request.json
index f3c4f59d..24ad35a4 100644
--- a/Vonage.Test/Messages/WhatsApp/Data/SendWhatsAppFileAsyncReturnsOkWithContext-request.json
+++ b/Vonage.Test/Messages/WhatsApp/Data/SendWhatsAppFileAsyncReturnsOkWithContext-request.json
@@ -6,7 +6,8 @@
   "client_ref": "abcdefg",
   "file": {
     "url": "https://test.com/me.txt",
-    "caption": "Me"
+    "caption": "Me",
+    "name": "file.txt"
   },
   "context": {
     "message_uuid": "a1b2c3d4a1b2c3d4"
diff --git a/Vonage.Test/Messages/WhatsApp/WhatsAppMessagesTest.cs b/Vonage.Test/Messages/WhatsApp/WhatsAppMessagesTest.cs
index 6437a72b..40a0bab5 100644
--- a/Vonage.Test/Messages/WhatsApp/WhatsAppMessagesTest.cs
+++ b/Vonage.Test/Messages/WhatsApp/WhatsAppMessagesTest.cs
@@ -143,6 +143,7 @@ public async Task SendWhatsAppFileAsyncReturnsOk()
             {
                 Url = "https://test.com/me.txt",
                 Caption = "Me",
+                Name = "file.txt",
             },
             ClientRef = "abcdefg",
             WebhookUrl = new Uri("https://example.com/status"),
@@ -163,6 +164,7 @@ public async Task SendWhatsAppFileAsyncReturnsOkWithContext()
             {
                 Url = "https://test.com/me.txt",
                 Caption = "Me",
+                Name = "file.txt",
             },
             ClientRef = "abcdefg",
             Context = new WhatsAppContext("a1b2c3d4a1b2c3d4"),
diff --git a/Vonage/Messages/CaptionedAttachment.cs b/Vonage/Messages/CaptionedAttachment.cs
index df10ce21..922ca3fb 100644
--- a/Vonage/Messages/CaptionedAttachment.cs
+++ b/Vonage/Messages/CaptionedAttachment.cs
@@ -1,4 +1,6 @@
-using System.Text.Json.Serialization;
+#region
+using System.Text.Json.Serialization;
+#endregion
 
 namespace Vonage.Messages;
 
@@ -18,4 +20,9 @@ public class CaptionedAttachment
     /// </summary>
     [JsonPropertyOrder(0)]
     public string Url { get; set; }
+
+    /// <summary>
+    /// </summary>
+    [JsonPropertyOrder(2)]
+    public string Name { get; set; }
 }
\ No newline at end of file