diff --git a/MediaBrowser.Api/Playback/MediaInfoService.cs b/MediaBrowser.Api/Playback/MediaInfoService.cs
index da8f99a3dd..6c57e37a1a 100644
--- a/MediaBrowser.Api/Playback/MediaInfoService.cs
+++ b/MediaBrowser.Api/Playback/MediaInfoService.cs
@@ -524,6 +524,14 @@ namespace MediaBrowser.Api.Playback
                     SetDeviceSpecificSubtitleInfo(streamInfo, mediaSource, auth.Token);
                 }
             }
+
+            foreach (var attachment in mediaSource.MediaAttachments)
+            {
+                attachment.DeliveryUrl = string.Format("/Videos/{0}/{1}/Attachments/{2}/Attachment",
+                    item.Id,
+                    mediaSource.Id,
+                    attachment.Index);
+            }
         }
 
         private long? GetMaxBitrate(long? clientMaxBitrate, User user)
diff --git a/MediaBrowser.Model/Entities/MediaAttachment.cs b/MediaBrowser.Model/Entities/MediaAttachment.cs
index daabbe91df..26279b72b8 100644
--- a/MediaBrowser.Model/Entities/MediaAttachment.cs
+++ b/MediaBrowser.Model/Entities/MediaAttachment.cs
@@ -40,5 +40,11 @@ namespace MediaBrowser.Model.Entities
         /// </summary>
         /// <value>The MIME type.</value>
         public string MIMEType { get; set; }
+
+        /// <summary>
+        /// Gets or sets the delivery URL.
+        /// </summary>
+        /// <value>The delivery URL.</value>
+        public string DeliveryUrl { get; set; }
     }
 }