diff --git a/src/index.ts b/src/index.ts
index 35c70c9..31f48b3 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,7 +1,7 @@
 import { Plugin } from "vite";
-import prefixPlugin from "./prefixPlugin";
-import mainPlugin from "./resolvePlugin";
-import { DenoResolveResult } from "./resolver";
+import prefixPlugin from "./prefixPlugin.js";
+import mainPlugin from "./resolvePlugin.js";
+import { DenoResolveResult } from "./resolver.js";
 
 export default function denoPlugin(): Plugin[] {
   const cache = new Map<string, DenoResolveResult>();
diff --git a/src/prefixPlugin.ts b/src/prefixPlugin.ts
index 88f1581..2e3825e 100644
--- a/src/prefixPlugin.ts
+++ b/src/prefixPlugin.ts
@@ -3,7 +3,7 @@ import {
   DenoResolveResult,
   resolveDeno,
   resolveViteSpecifier,
-} from "./resolver";
+} from "./resolver.js";
 import process from "node:process";
 
 export default function denoPrefixPlugin(
diff --git a/src/resolver.ts b/src/resolver.ts
index 1b84525..8fadfdf 100644
--- a/src/resolver.ts
+++ b/src/resolver.ts
@@ -1,6 +1,6 @@
 import { exec } from "node:child_process";
 import process from "node:process";
-import { execAsync } from "./utils";
+import { execAsync } from "./utils.js";
 
 export type DenoMediaType =
   | "TypeScript"
diff --git a/tsconfig.json b/tsconfig.json
index 9c7a6d4..8909955 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -3,8 +3,8 @@
     "outDir": "./dist/",
     "declaration": true,
     "target": "ES2020",
-    "module": "ES2022",
-    "moduleResolution": "Bundler"
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext"
   },
   "include": ["src"],
   "exclude": ["vendor/"]