diff --git a/package-lock.json b/package-lock.json
index 51559c4..021a17b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@jwetzell/posistagenet",
-  "version": "0.4.0",
+  "version": "0.4.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@jwetzell/posistagenet",
-      "version": "0.4.0",
+      "version": "0.4.1",
       "license": "ISC",
       "devDependencies": {
         "@types/node": "^20.6.0",
diff --git a/package.json b/package.json
index 9cdcf0f..13413dd 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,9 @@
 {
   "name": "@jwetzell/posistagenet",
-  "version": "0.4.0",
+  "version": "0.4.1",
   "description": "",
   "main": "dist/index.js",
+  "types": "dist/index.d.js",
   "scripts": {
     "prebuild": "rimraf dist",
     "build": "tsc",
diff --git a/tsconfig.json b/tsconfig.json
index d7822a4..71e16d2 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -2,9 +2,8 @@
   "compilerOptions": {
     "esModuleInterop": true,
     "module": "commonjs",
-    "target": "es2016",
+    "target": "ES2020",
     "declaration": true,
-    "moduleResolution": "node",
     "rootDir": "./src",
     "strict": true,
     "outDir": "dist"