diff --git a/src/mux_quic.c b/src/mux_quic.c
index 732a33671..234dfe1c0 100644
--- a/src/mux_quic.c
+++ b/src/mux_quic.c
@@ -3463,7 +3463,7 @@ static void qcc_release(struct qcc *qcc)
 	if (qcc->app_ops) {
 		if (qcc->app_ops->release)
 			qcc->app_ops->release(qcc->ctx);
-		if (conn_is_quic(conn) && conn->handle.qc)
+		if (conn && conn_is_quic(conn) && conn->handle.qc)
 			conn->handle.qc->strm_reject = qcc->app_ops->strm_reject;
 	}
 	TRACE_PROTO("application layer released", QMUX_EV_QCC_END, conn);