diff --git a/package.json b/package.json
index 3069dfa..2a11142 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,6 @@
   "author": "freee",
   "license": "MIT",
   "peerDependencies": {
-    "typescript": "^3.6.5 || ^4.0.3"
+    "typescript": "^4.0.3"
   }
 }
diff --git a/tsconfig.json b/tsconfig.json
index 69d3553..544eb42 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,8 +1,8 @@
 {
   "compilerOptions": {
     "target": "ES5",
-    "lib": ["ES2019", "DOM", "DOM.Iterable"],
-    "jsx": "react",
+    "lib": ["DOM", "DOM.Iterable", "ES2020"],
+    "jsx": "react-jsx",
     "module": "ESNext",
     "moduleResolution": "node",
     "allowSyntheticDefaultImports": true,