diff --git a/submodules/WebUI/Sources/WebAppController.swift b/submodules/WebUI/Sources/WebAppController.swift
index 13eb3fef98..43b342fd06 100644
--- a/submodules/WebUI/Sources/WebAppController.swift
+++ b/submodules/WebUI/Sources/WebAppController.swift
@@ -1176,7 +1176,8 @@ public final class WebAppController: ViewController, AttachmentContainable {
                     }
                     
                     let sendMessage = {
-                        let _ = sendMessageSignal.start(completed: {
+                        let _ = (sendMessageSignal
+                        |> deliverOnMainQueue).start(completed: {
                             sendEvent(true)
                         })
                     }