diff --git a/src/chat/chat-room/chat-room.cpp b/src/chat/chat-room/chat-room.cpp
index 232ef6175..a55a82560 100644
--- a/src/chat/chat-room/chat-room.cpp
+++ b/src/chat/chat-room/chat-room.cpp
@@ -87,6 +87,7 @@ void ChatRoomPrivate::sendIsComposingNotification () {
 	chatMessage->setToBeStored(false);
 	chatMessage->addContent(*content);
 	chatMessage->getPrivate()->addSalCustomHeader(PriorityHeader::HeaderName, PriorityHeader::NonUrgent);
+	chatMessage->getPrivate()->addSalCustomHeader("Expires", "0");
 
 	chatMessage->getPrivate()->send();
 }