diff --git a/package.json b/package.json
index 17c4ea7c5c..0bde41fb27 100644
--- a/package.json
+++ b/package.json
@@ -70,9 +70,7 @@
   },
   "devDependencies": {
     "@toast-ui/release-notes": "^2.0.1",
-    "cross-env": "^6.0.3",
-    "rollup": "2.52.0",
-    "@rollup/plugin-typescript": "8.2.1"
+    "cross-env": "^6.0.3"
   },
   "dependencies": {
     "prosemirror-commands": "^1.1.9",