diff --git a/lerna.json b/lerna.json
index de233b55d..8e59102ee 100644
--- a/lerna.json
+++ b/lerna.json
@@ -1,4 +1,4 @@
 {
   "packages": ["packages/*"],
-  "version": "4.21.1"
+  "version": "4.21.2"
 }
diff --git a/packages/toast-ui.grid/package-lock.json b/packages/toast-ui.grid/package-lock.json
index c823c4719..74dd7d856 100644
--- a/packages/toast-ui.grid/package-lock.json
+++ b/packages/toast-ui.grid/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "tui-grid",
-  "version": "4.21.1",
+  "version": "4.21.2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/packages/toast-ui.grid/package.json b/packages/toast-ui.grid/package.json
index 5f9cc19fa..55ab343e0 100644
--- a/packages/toast-ui.grid/package.json
+++ b/packages/toast-ui.grid/package.json
@@ -1,6 +1,6 @@
 {
   "name": "tui-grid",
-  "version": "4.21.1",
+  "version": "4.21.2",
   "description": "TOAST UI Grid : Powerful data grid control supported by TOAST UI",
   "main": "dist/tui-grid.js",
   "types": "types/index.d.ts",
diff --git a/packages/toast-ui.grid/types/index.d.ts b/packages/toast-ui.grid/types/index.d.ts
index 109a4af4c..9825735eb 100644
--- a/packages/toast-ui.grid/types/index.d.ts
+++ b/packages/toast-ui.grid/types/index.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for TOAST UI Grid v4.21.1
+// Type definitions for TOAST UI Grid v4.21.2
 // TypeScript Version: 3.9.5
 
 import { CellValue, RowKey, Row, SortState, RowSpan, InvalidRow } from './store/data';