diff --git a/js/ui/dash.js b/js/ui/dash.js
index 1eb8d9975..0de00a29c 100644
--- a/js/ui/dash.js
+++ b/js/ui/dash.js
@@ -789,6 +789,10 @@ const Dash = new Lang.Class({
         for (let i = 0; i < addedItems.length; i++) {
             addedItems[i].item.show(animate);
         }
+
+        // Workaround for https://bugzilla.gnome.org/show_bug.cgi?id=692744
+        // Without it, StBoxLayout may use a stale size cache
+        this._box.queue_relayout();
     },
 
     _clearDragPlaceholder: function() {