diff --git a/src/shared/@types/document.ts b/src/shared/@types/document.ts
index 8249f25a..462a1291 100644
--- a/src/shared/@types/document.ts
+++ b/src/shared/@types/document.ts
@@ -11,7 +11,7 @@ import {
 } from "../../3.0/types";
 import { Literal, Static, String } from "runtypes";
 import { ethers } from "ethers";
-import { V4Document, V4SignedWrappedDocument, V4WrappedDocument } from "src/4.0/types";
+import { V4Document, V4SignedWrappedDocument, V4WrappedDocument } from "../../4.0/types";
 
 export type OpenAttestationDocument = OpenAttestationDocumentV2 | OpenAttestationDocumentV3 | V4Document;
 export type WrappedDocument<T extends OpenAttestationDocument> = T extends OpenAttestationDocumentV2
diff --git a/tsconfig.json b/tsconfig.json
index ab9b0b7b..c3cde936 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -3,17 +3,23 @@
     "files": true
   },
   "compilerOptions": {
-    "lib": ["es2019"],
-    "target": "es5",
+    "strict": true,
+    // affects emission
     "module": "commonjs",
     "moduleResolution": "node",
-    "strict": true,
-    "baseUrl": ".",
+    // affects emission
+    // 98% browser support (https://caniuse.com/?search=es6)
+    // Node >12 already supports ES2019 (https://node.green/#ES2019)
+    "target": "ES6",
+    // 96% browser support (https://caniuse.com/array-flat)
+    "lib": ["ES2019.Array"],
     "typeRoots": ["./src/@types", "./node_modules/@types"],
     "skipLibCheck": true,
     "resolveJsonModule": true,
+    // affects emission
     "esModuleInterop": true,
-    "allowJs": true
+    "allowJs": true,
+    "outDir": "./dist"
   },
   "include": ["./src/**/*"]
 }