diff --git a/frontend/stores/data.js b/frontend/stores/data.js
index 7b70d282..2071b483 100644
--- a/frontend/stores/data.js
+++ b/frontend/stores/data.js
@@ -3270,7 +3270,7 @@ export const useDataStore = defineStore('data', () => {
                     inputType: "select",
                     selectDataType: "projects",
                     selectOptionAttribute: "name",
-                    selectSearchAttributes: ['name'],
+                    selectSearchAttributes: ['name', 'projectNumber'],
                 },{
                     key: "vehicles",
                     label: "Fahrzeuge",