diff --git a/src/quic_ssl.c b/src/quic_ssl.c
index 9cea272ed..ca1e0b472 100644
--- a/src/quic_ssl.c
+++ b/src/quic_ssl.c
@@ -957,8 +957,8 @@ static int qc_ssl_provide_quic_data(struct ncbuf *ncbuf,
 
 		/* I/O callback switch */
 		qc->wait_event.tasklet->process = quic_conn_app_io_cb;
+		qc->flags |= QUIC_FL_CONN_NEED_POST_HANDSHAKE_FRMS;
 		if (qc_is_listener(ctx->qc)) {
-			qc->flags |= QUIC_FL_CONN_NEED_POST_HANDSHAKE_FRMS;
 			qc->state = QUIC_HS_ST_CONFIRMED;
 
 			if (!(qc->flags & QUIC_FL_CONN_ACCEPT_REGISTERED)) {