diff --git a/src/p2p/p2p_group.c b/src/p2p/p2p_group.c
index 14a475d01..cc2542dcd 100644
--- a/src/p2p/p2p_group.c
+++ b/src/p2p/p2p_group.c
@@ -494,7 +494,7 @@ int p2p_group_notif_noa(struct p2p_group *group, const u8 *noa,
 	} else {
 		if (group->noa) {
 			if (wpabuf_size(group->noa) >= noa_len) {
-				group->noa->size = 0;
+				group->noa->used = 0;
 				wpabuf_put_data(group->noa, noa, noa_len);
 			} else {
 				wpabuf_free(group->noa);