diff --git a/Sources/Shared/Models/AppModel.swift b/Sources/Shared/Models/AppModel.swift
index 85cf284..7c05709 100644
--- a/Sources/Shared/Models/AppModel.swift
+++ b/Sources/Shared/Models/AppModel.swift
@@ -1170,7 +1170,7 @@ final class AppModel: ObservableObject {
                 $0.delivery = $0.delivery.merged(with: .sent)
                 $0.encryptionFingerprint = fingerprint
             }
-            if previous.conversationID == account.normalizedJID {
+            if previous.conversationID == account?.normalizedJID {
                 markMessageAsReadIfOutgoing(id: id)
             }
         } catch {