diff --git a/src/kits/app/Message.cpp b/src/kits/app/Message.cpp
index 6577bb8111..0c98043c82 100644
--- a/src/kits/app/Message.cpp
+++ b/src/kits/app/Message.cpp
@@ -1647,6 +1647,8 @@ status_t BMessage::unflatten_hdr(BDataIO* stream, bool& swap)
 		checksum_helper.Cache(fReplyTo.target);
 		checksum_helper.Cache(fReplyTo.team);
 
+		fWasDelivered = true;
+
 		// Get the "big flags"
 		uint8 bigFlags;
 		// Get the preferred flag