diff --git a/src/domain/navigation/index.js b/src/domain/navigation/index.js
index 3a9b4a07..310ae694 100644
--- a/src/domain/navigation/index.js
+++ b/src/domain/navigation/index.js
@@ -37,7 +37,7 @@ function allowsChild(parent, child) {
             // downside of the approach: both of these will control which tile is selected
             return type === "room" || type === "empty-grid-tile";
         case "room":
-            return type === "lightbox";
+            return type === "lightbox" || type === "details";
         default:
             return false;
     }