1 files changed, 1 insertions, 0 deletions

diff --git a/LibMatrix.EventTypes/Spec/RoomMessageEventContent.cs b/LibMatrix.EventTypes/Spec/RoomMessageEventContent.cs

index ae893f8..9602bf3 100644
--- a/LibMatrix.EventTypes/Spec/RoomMessageEventContent.cs
+++ b/LibMatrix.EventTypes/Spec/RoomMessageEventContent.cs
@@ -29,6 +29,7 @@ public class RoomMessageEventContent : TimelineEventContent {
     [JsonPropertyName("url")]
     public string? Url { get; set; }
 
+    [JsonPropertyName("filename")]
     public string? FileName { get; set; }
 
     [JsonPropertyName("info")]