diff --git a/extensions/matrix/src/outbound.ts b/extensions/matrix/src/outbound.ts
index 160b0e14202..2f268116df5 100644
--- a/extensions/matrix/src/outbound.ts
+++ b/extensions/matrix/src/outbound.ts
@@ -31,8 +31,8 @@ function resolveMatrixChannelData(payload: ReplyPayload): MatrixChannelData {
 
 function buildMatrixPresentationContent(presentation: MessagePresentation) {
   return {
-    version: 1,
     ...presentation,
+    version: 1,
   };
 }