diff --git a/package-lock.json b/package-lock.json
index ae7faf7..1bbfbee 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "svelte-headless-table",
-	"version": "0.12.0",
+	"version": "0.12.1",
 	"lockfileVersion": 2,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "svelte-headless-table",
-			"version": "0.12.0",
+			"version": "0.12.1",
 			"license": "MIT",
 			"dependencies": {
 				"svelte-keyed": "^1.1.5",
diff --git a/package.json b/package.json
index f87322f..2437d9e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "svelte-headless-table",
-	"version": "0.12.0",
+	"version": "0.12.1",
 	"scripts": {
 		"dev": "vite dev",
 		"build": "vite build",
diff --git a/src/lib/index.ts b/src/lib/index.ts
index 39ddda4..8a2eef6 100644
--- a/src/lib/index.ts
+++ b/src/lib/index.ts
@@ -17,4 +17,5 @@ export {
 } from '$lib/headerCells';
 export { BodyRow, DisplayBodyRow, DataBodyRow } from '$lib/bodyRows';
 export { BodyCell, DataBodyCell, DisplayBodyCell } from '$lib/bodyCells';
+export { Column, FlatColumn, DataColumn, GroupColumn, DisplayColumn } from '$lib/columns';
 export type { TableViewModel, TableState } from '$lib/createViewModel';