diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 0a1d9a0fcbb292d9223e41f1a6494953a59260fd..1647960c9e5063cb64a78a25e25112905690290e 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -1740,6 +1740,11 @@ void drm_mode_put_tile_group(struct drm_device *dev,
  * drm_connector_list_iter_begin(), drm_connector_list_iter_end() and
  * drm_connector_list_iter_next() respectively the convenience macro
  * drm_for_each_connector_iter().
+ *
+ * Note that the return value of drm_connector_list_iter_next() is only valid
+ * up to the next drm_connector_list_iter_next() or
+ * drm_connector_list_iter_end() call. If you want to use the connector later,
+ * then you need to grab your own reference first using drm_connector_get().
  */
 struct drm_connector_list_iter {
 /* private: */