diff --git a/wp-includes/js/media-models.js b/wp-includes/js/media-models.js
index abc0bc73a5..59b34430d5 100644
--- a/wp-includes/js/media-models.js
+++ b/wp-includes/js/media-models.js
@@ -458,7 +458,7 @@ window.wp = window.wp || {};
 			// are no filters for other properties, so observing will result in
 			// false positives in those queries.
 			allowed = [ 's', 'order', 'orderby', 'posts_per_page', 'post_mime_type' ];
-			if ( _( this.args ).chain().keys().difference().isEmpty().value() )
+			if ( _( this.args ).chain().keys().difference( allowed ).isEmpty().value() )
 				this.observe( Attachments.all );
 		},