diff --git a/src/quic_conn.c b/src/quic_conn.c
index ca7de9510..8a0647405 100644
--- a/src/quic_conn.c
+++ b/src/quic_conn.c
@@ -5471,6 +5471,7 @@ static struct quic_conn *qc_new_conn(const struct quic_version *qv, int ipv4,
 	qc_init_fd(qc);
 
 	LIST_INIT(&qc->back_refs);
+	LIST_INIT(&qc->el_th_ctx);
 
 	/* Now proceeds to allocation of qc members. */