diff --git a/package.json b/package.json
index f7f157d..fed6c1f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "dequanto",
-    "version": "0.1.30",
+    "version": "0.1.31",
     "author": {
         "name": "Alex Kit",
         "email": "alex.kit@atmajs.com"
diff --git a/src/utils/$dependency.ts b/src/utils/$dependency.ts
index 4d9677b..317be34 100644
--- a/src/utils/$dependency.ts
+++ b/src/utils/$dependency.ts
@@ -15,5 +15,18 @@ export namespace $dependency {
         //#endif
     }
 
+    export function dirname () {
+        if (typeof __dirname === 'undefined') {
+            return __dirname;
+        }
+        //#if (CJS)
+        throw new Error('__dirname is not defined in CommonJS environment');
+        //#endif
+
+        //#if (ESM)
+        // @ts-ignore: Conditional import
+        return import.meta.dirname;
+        //#endif
+    }
 }
 
diff --git a/src/utils/$path.ts b/src/utils/$path.ts
index 0b5475e..c6e4fc7 100644
--- a/src/utils/$path.ts
+++ b/src/utils/$path.ts
@@ -1,6 +1,7 @@
 import { class_Uri } from 'atma-utils';
 import { $config } from './$config';
 import { env } from 'atma-io';
+import { $dependency } from './$dependency';
 
 export namespace $path {
     let root: string = null;
@@ -80,11 +81,12 @@ export namespace $path {
             return class_Uri.combine('file://' + cwd, base);
         }
 
-        let uri = new class_Uri('file://' + __dirname + '/');
+        let dirname = $dependency.dirname();
+        let uri = new class_Uri('file://' + dirname + '/');
         while (true) {
             let dir = getDirName(uri.path);
             if (!dir || dir === '/') {
-                throw new Error(`Root path not resolved: ${__dirname}`);
+                throw new Error(`Root path not resolved: ${dirname}`);
             }
             if (dir === 'lib' || dir === 'src') {
                 uri = uri.cdUp();