diff --git a/src/mux_h1.c b/src/mux_h1.c
index 06c7ea1..fa694c4 100644
--- a/src/mux_h1.c
+++ b/src/mux_h1.c
@@ -1838,10 +1838,8 @@
 	if (h1c->wait_event.events & SUB_RETRY_RECV)
 		return (b_data(&h1c->ibuf));
 
-	if (!(conn->flags & CO_FL_ERROR) && h1c->flags & H1C_F_CS_WAIT_CONN) {
-		conn->xprt->subscribe(conn, conn->xprt_ctx, SUB_RETRY_RECV, &h1c->wait_event);
+	if (!(conn->flags & CO_FL_ERROR) && h1c->flags & H1C_F_CS_WAIT_CONN)
 		return 0;
-	}
 
 	if (!h1_recv_allowed(h1c)) {
 		rcvd = 1;