diff --git a/server/src/index.ts b/server/src/index.ts
index e45751f..39f4dca 100644
--- a/server/src/index.ts
+++ b/server/src/index.ts
@@ -34,14 +34,17 @@ app.listen(server.port, () => {
     console.log('  NocoDB: configured');
     console.log('  POST /api/etl/sync?mode=full|incremental');
     // Ensure Users table has permission fields
-    discoverTableIds().then(tables => {
-      if (tables['Users']) {
-        return ensureTableFields(tables['Users'], [
-          { title: 'AllowedMuseums', uidt: 'LongText' },
-          { title: 'AllowedChannels', uidt: 'LongText' },
-        ]);
-      }
-    }).catch(err => console.warn('  NocoDB migration warning:', err.message));
+    // Delay slightly to ensure NocoDB is fully ready before migrating
+    setTimeout(() => {
+      discoverTableIds().then(tables => {
+        if (tables['Users']) {
+          return ensureTableFields(tables['Users'], [
+            { title: 'AllowedMuseums', uidt: 'LongText' },
+            { title: 'AllowedChannels', uidt: 'LongText' },
+          ]);
+        }
+      }).catch(err => console.warn('  NocoDB migration warning:', err.message));
+    }, 3000);
   } else {
     console.log('  NocoDB: WARNING — not configured');
   }
diff --git a/server/src/services/nocodbClient.ts b/server/src/services/nocodbClient.ts
index c97bb57..1981ae5 100644
--- a/server/src/services/nocodbClient.ts
+++ b/server/src/services/nocodbClient.ts
@@ -126,13 +126,14 @@ export async function fetchAllRecords<T>(tableId: string): Promise<T[]> {
 }
 
 export async function ensureTableFields(tableId: string, fields: Array<{ title: string; uidt: string }>): Promise<void> {
-  const json = await fetchJson(
-    `${nocodb.url}/api/v2/tables/${tableId}/fields`
-  ) as { list: Array<{ title: string }> };
-  const existing = new Set(json.list.map(f => f.title));
+  // GET /api/v2/meta/tables/{id} returns table with columns array
+  const table = await fetchJson(
+    `${nocodb.url}/api/v2/meta/tables/${tableId}`
+  ) as { columns: Array<{ title: string }> };
+  const existing = new Set((table.columns || []).map(f => f.title));
   for (const field of fields) {
     if (!existing.has(field.title)) {
-      await fetchJson(`${nocodb.url}/api/v2/tables/${tableId}/fields`, {
+      await fetchJson(`${nocodb.url}/api/v2/meta/tables/${tableId}/columns`, {
         method: 'POST',
         body: JSON.stringify(field),
       });