diff --git a/packages/builder/src/components/backend/DataTable/modals/CreateEditColumn.svelte b/packages/builder/src/components/backend/DataTable/modals/CreateEditColumn.svelte
index ad2371f3ea..d269124219 100644
--- a/packages/builder/src/components/backend/DataTable/modals/CreateEditColumn.svelte
+++ b/packages/builder/src/components/backend/DataTable/modals/CreateEditColumn.svelte
@@ -53,7 +53,11 @@
   $: uneditable =
     $backendUiStore.selectedTable?._id === TableNames.USERS &&
     UNEDITABLE_USER_FIELDS.includes(field.name)
-  $: invalid = field.type === LINK_TYPE && !field.tableId
+  $: invalid =
+    (field.type === LINK_TYPE && !field.tableId) ||
+    Object.keys($backendUiStore.draftTable.schema).some(
+      key => key === field.name
+    )
 
   // used to select what different options can be displayed for column type
   $: canBeSearched =