diff --git a/server/api/members.get.js b/server/api/members.get.js
index 735ceb7..51727b5 100644
--- a/server/api/members.get.js
+++ b/server/api/members.get.js
@@ -215,22 +215,22 @@ export default defineEventHandler(async (event) => {
   const contactHidden = (!emailVisible && hadEmail) || (!phoneVisible && hadPhone) || (!addressVisible && hadAddress)
 
   return {
-        id: member.id,
-        name: member.name,
-        source: member.source,
-        editable: member.editable,
-        hasLogin: member.hasLogin,
-        loginRoles: member.loginRoles,
-        loginRole: member.loginRole,
-        lastLogin: member.lastLogin,
-        isMannschaftsspieler: member.isMannschaftsspieler,
-        notes: member.notes || '',
-  // Privileged viewers (vorstand) always see contact fields
-  email: emailVisible ? member.email : undefined,
-  phone: phoneVisible ? member.phone : undefined,
-  address: addressVisible ? member.address : undefined,
-  // Birthday: expose only day + month and only if allowed; do not expose year or age
-  birthday: (birthdayVisible && hadBirthday) ? (function(){
+    id: member.id,
+    name: member.name,
+    source: member.source,
+    editable: member.editable,
+    hasLogin: member.hasLogin,
+    loginRoles: member.loginRoles,
+    loginRole: member.loginRole,
+    lastLogin: member.lastLogin,
+    isMannschaftsspieler: member.isMannschaftsspieler,
+    notes: member.notes || '',
+    // Privileged viewers (vorstand) always see contact fields
+    email: emailVisible ? member.email : undefined,
+    phone: phoneVisible ? member.phone : undefined,
+    address: addressVisible ? member.address : undefined,
+    // Birthday: expose only day + month and only if allowed; do not expose year or age
+    birthday: (birthdayVisible && hadBirthday) ? (function(){
       try {
         const d = new Date(member.geburtsdatum)
         if (isNaN(d.getTime())) return undefined
@@ -241,10 +241,11 @@ export default defineEventHandler(async (event) => {
         return undefined
       }
     })() : undefined,
-  // Flag for UI: data existed but is hidden to the current viewer
-  contactHidden
-      }
-    })
+    geburtsdatum: member.geburtsdatum || undefined, // Originalfeld für das Edit-Formular
+    // Flag for UI: data existed but is hidden to the current viewer
+    contactHidden
+  }
+})
 
     return {
       success: true,