diff --git a/app/src/main/java/org/thoughtcrime/securesms/backup/v2/exporters/ChatItemArchiveExporter.kt b/app/src/main/java/org/thoughtcrime/securesms/backup/v2/exporters/ChatItemArchiveExporter.kt
index a5f29a30cf..1eeda1d3f2 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/backup/v2/exporters/ChatItemArchiveExporter.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/backup/v2/exporters/ChatItemArchiveExporter.kt
@@ -291,7 +291,7 @@ class ChatItemArchiveExporter(
         }
 
         MessageTypes.isThreadMergeType(record.type) -> {
-          builder.updateMessage = record.toRemoteThreadMergeUpdate() ?: continue
+          builder.updateMessage = record.toRemoteThreadMergeUpdate()?.takeIf { exportState.recipientIdToAci.contains(builder.authorId) } ?: continue
           transformTimer.emit("thread-merge")
         }