diff --git a/package.json b/package.json
index 3b56bdd8..de1c34ae 100644
--- a/package.json
+++ b/package.json
@@ -5,13 +5,13 @@
   "description": "Dashboard for Optuna",
   "main": "index.js",
   "scripts": {
-    "fmt": "prettier --write \"optuna_dashboard/ts/**/*.{ts,tsx}\" \"frontend_tests/*.{ts,tsx}\"",
-    "lint": "eslint . --ext .ts,.tsx && prettier --list-different \"optuna_dashboard/ts/**/*.{ts,tsx}\" \"frontend_tests/*.{ts,tsx}\"",
+    "fmt": "prettier --write \"optuna_dashboard/ts/**/*.{ts,tsx}\" \"typescript_tests/*.{ts,tsx}\"",
+    "lint": "eslint . --ext .ts,.tsx && prettier --list-different \"optuna_dashboard/ts/**/*.{ts,tsx}\" \"typescript_tests/*.{ts,tsx}\"",
     "watch": "NODE_ENV=development TYPESCRIPT_LOADER=esbuild-loader webpack --watch",
     "build": "webpack",
     "build:dev": "NODE_ENV=development TYPESCRIPT_LOADER=esbuild-loader webpack",
     "build:prd": "NODE_ENV=production webpack",
-    "test": "jest frontend_tests"
+    "test": "jest typescript_tests"
   },
   "author": "Masashi Shibata",
   "license": "MIT",
diff --git a/tsconfig.json b/tsconfig.json
index b7a9b3e1..297ea0ec 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -25,7 +25,7 @@
   ],
   "include": [
     "./optuna_dashboard/ts/types/**/*",
-    "./frontend_tests/**/*"
+    "./typescript_tests/**/*"
   ],
   "types": ["node"]
 }
diff --git a/frontend_tests/DataGrid.test.tsx b/typescript_tests/DataGrid.test.tsx
similarity index 100%
rename from frontend_tests/DataGrid.test.tsx
rename to typescript_tests/DataGrid.test.tsx
diff --git a/frontend_tests/TrialTable.test.tsx b/typescript_tests/TrialTable.test.tsx
similarity index 100%
rename from frontend_tests/TrialTable.test.tsx
rename to typescript_tests/TrialTable.test.tsx