diff --git a/common/interactivetx.c b/common/interactivetx.c
index cb25f9c84355..b0082d140b31 100644
--- a/common/interactivetx.c
+++ b/common/interactivetx.c
@@ -425,6 +425,9 @@ char *process_interactivetx_updates(const tal_t *ctx,
 	 * Otherwise we advance `current_psbt` to `next_psbt` and begin
 	 * processing the change set in `ictx->change_set` */
 	if (ictx->current_psbt != next_psbt) {
+		/* psbt_get_changeset requires we keep the current_psbt until
+		 * we're done withh change_set */
+		tal_steal(ictx->change_set, ictx->current_psbt);
 		ictx->current_psbt = next_psbt;
 	}
 
@@ -845,6 +848,8 @@ char *process_interactivetx_updates(const tal_t *ctx,
 	/* Sort psbt! */
 	psbt_sort_by_serial_id(ictx->current_psbt);
 
+	tal_steal(ictx, ictx->current_psbt);
+
 	if (ictx->current_psbt)
 		clone_psbt(NULL, ictx->current_psbt);
 	if (ictx->desired_psbt)