diff --git a/FlowCrypt/Controllers/Compose/ComposeViewController.swift b/FlowCrypt/Controllers/Compose/ComposeViewController.swift
index 58d260805..472dd2989 100644
--- a/FlowCrypt/Controllers/Compose/ComposeViewController.swift
+++ b/FlowCrypt/Controllers/Compose/ComposeViewController.swift
@@ -213,6 +213,7 @@ extension ComposeViewController {
         )
         .publisher
         .flatMap(composeMessageService.encryptAndSend)
+        .receive(on: DispatchQueue.main)
         .sinkFuture(
             receiveValue: { [weak self] in
                 self?.handleSuccessfullySentMessage()