diff --git a/src/features/groups-by-label/combined-groups-table.tsx b/src/features/groups-by-label/combined-groups-table.tsx
index 29b9d33..c41e311 100644
--- a/src/features/groups-by-label/combined-groups-table.tsx
+++ b/src/features/groups-by-label/combined-groups-table.tsx
@@ -221,6 +221,7 @@ export function CombinedGroupsTable({
     key: "groups-by-label-combined",
     columns,
     data: displayRows,
+    getRowId: (row) => row.key,
     initialState: { sorting: [{ id: "title", desc: false }], pagination: { pageIndex: 0, pageSize: 20 } },
   })
 
diff --git a/src/features/whatsapp/whatsapp-groups-page.tsx b/src/features/whatsapp/whatsapp-groups-page.tsx
index 55a51b8..67deda4 100644
--- a/src/features/whatsapp/whatsapp-groups-page.tsx
+++ b/src/features/whatsapp/whatsapp-groups-page.tsx
@@ -150,6 +150,7 @@ export function WhatsappGroupsPage({
     key: "whatsapp-groups",
     columns,
     data: visibleGroups,
+    getRowId: (group) => String(group.id),
     initialState: { sorting: [{ id: "title", desc: false }], pagination: { pageIndex: 0, pageSize: 20 } },
   })