diff --git a/tsconfig.base.json b/tsconfig.base.json
index 19075596a3..6a16612fa7 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -2,6 +2,7 @@
   "extends": "@polkadot/dev/config/tsconfig.json",
 	"compilerOptions": {
     "composite": false,
+    "lib": ["es2021", "dom"],
     "jsx": "react",
     "resolveJsonModule": true,
 		"paths": {
@@ -102,6 +103,7 @@
       "@polkadot/test-support/": ["test-support/src/"],
       "@polkadot/test-support/*": ["test-support/src/*"]
     },
-    "skipLibCheck": true
+    "skipLibCheck": true,
+    "target": "es2020"
 	}
  }