diff --git a/stores/data.js b/stores/data.js
index 14338bd..a2b0fe1 100644
--- a/stores/data.js
+++ b/stores/data.js
@@ -423,6 +423,7 @@ export const useDataStore = defineStore('data', () => {
             label: "Verträge",
             labelSingle: "Vertrag",
             isStandardEntity: true,
+            numberRangeHolder: "contractNumber",
             redirect:true,
             filters:[{
                 name: "Archivierte ausblenden",
@@ -441,6 +442,13 @@ export const useDataStore = defineStore('data', () => {
             ],
             supabaseSelectWithInformation: "*, customer(*), files(*)",
             templateColumns: [
+                {
+                    key: 'contractNumber',
+                    label: "Vertragsnummer",
+                    inputIsNumberRange: true,
+                    inputType: "text",
+                    inputColumn: "Allgemeines"
+                },
                 {
                     key: "name",
                     required: true,
@@ -463,6 +471,7 @@ export const useDataStore = defineStore('data', () => {
                 },{
                     key: 'customer',
                     label: "Kunde",
+                    required: true,
                     component: customer,
                     inputType: "select",
                     selectDataType: "customers",