diff --git a/app/javascript/mastodon/initial_state.js b/app/javascript/mastodon/initial_state.js
index 150776f84a..1f0f9d5b13 100644
--- a/app/javascript/mastodon/initial_state.js
+++ b/app/javascript/mastodon/initial_state.js
@@ -55,7 +55,7 @@
  * @property {boolean=} delete_modal
  * @property {boolean=} disable_swiping
  * @property {string=} disabled_account_id
- * @property {boolean} display_media
+ * @property {string} display_media
  * @property {string} domain
  * @property {boolean=} expand_spoilers
  * @property {boolean} limited_federation_mode