diff --git a/doc-site/docs/FAQs/caclute-checksum-is-slow.mdx b/doc-site/docs/FAQs/caclute-checksum-is-slow.mdx
index 3e3b2fde..fe946163 100644
--- a/doc-site/docs/FAQs/caclute-checksum-is-slow.mdx
+++ b/doc-site/docs/FAQs/caclute-checksum-is-slow.mdx
@@ -36,7 +36,7 @@ When you are developing Greenfield and need to create objects, if you are sure t
 ```javascript title="core lib (ESM)"
 import {ReedSolomon} from '@bnb-chain/reed-solomon'
 
-const rs = new RS.ReedSolomon();
+const rs = new ReedSolomon();
 const res = rs.encode(new Uint8Array(fileBuffer))
 ```
 
diff --git a/packages/reed-solomon/README.md b/packages/reed-solomon/README.md
index ef9ca2be..b7b281e1 100644
--- a/packages/reed-solomon/README.md
+++ b/packages/reed-solomon/README.md
@@ -19,7 +19,7 @@ If you use module bundler such as [Webpack](https://webpack.js.org/), [Rollup](h
 ```js
 import {ReedSolomon} from '@bnb-chain/reed-solomon'
 
-const rs = new RS.ReedSolomon();
+const rs = new ReedSolomon();
 const res = rs.encode(new Uint8Array(fileBuffer))
 ```