diff --git a/es/TagNode.js b/es/TagNode.js
index d07d4cc7be7d9a3f9b0b82e7e20b0288be3518a3..255f7116432fe5e662004f769afd18a6a5be243d 100644
--- a/es/TagNode.js
+++ b/es/TagNode.js
@@ -1,5 +1,5 @@
-import { OPEN_BRAKET, CLOSE_BRAKET, SLASH } from './char';
-import { getUniqAttr, getNodeLength, appendToNode, attrsToString, attrValue, isTagNode } from './helpers';
+import { OPEN_BRAKET, CLOSE_BRAKET, SLASH } from './char.js';
+import { getUniqAttr, getNodeLength, appendToNode, attrsToString, attrValue, isTagNode } from './helpers.js';
 const getTagAttrs = (tag, params)=>{
     const uniqAttr = getUniqAttr(params);
     if (uniqAttr) {
diff --git a/es/helpers.js b/es/helpers.js
index fbb27792e9ca04f460cb9d991df3803b8625c615..b10a9bb0d7ff51eb5ab9471b40d0055196c3ccf4 100644
--- a/es/helpers.js
+++ b/es/helpers.js
@@ -1,4 +1,4 @@
-import { N } from './char';
+import { N } from './char.js';
 function isTagNode(el) {
     return typeof el === 'object' && el !== null && 'tag' in el;
 }
diff --git a/es/index.js b/es/index.js
index 3cfcb823c11fa6fdc7cef636d2c2ab2299cf8137..40253efe6a03b0e0ccfc0defc59c8a45370c5c90 100644
--- a/es/index.js
+++ b/es/index.js
@@ -1,3 +1,3 @@
-export * from "./helpers";
-export * from "./char";
-export * from "./TagNode";
+export * from "./helpers.js";
+export * from "./char.js";
+export * from "./TagNode.js";