diff --git a/public/js/map-ui.js b/public/js/map-ui.js
index ff03d70..8d65169 100644
--- a/public/js/map-ui.js
+++ b/public/js/map-ui.js
@@ -69,7 +69,7 @@ document.querySelectorAll(".building").forEach((building) => {
       actionsTab.innerHTML = ` <button>Betreten</button> `;
 
       // Prüfen ob das Gebäude ein eigenes Modul hat
-      if (buildingModules[data.type]) {
+      if (buildingModules[Number(data.type)]) {
         actionsTab.innerHTML = `
           <div class="building-ui"></div>
         `;