diff --git a/docs/docs/docs/guides/test.md b/docs/docs/docs/guides/test.md
index 52a622dfd39a..565638723d00 100644
--- a/docs/docs/docs/guides/test.md
+++ b/docs/docs/docs/guides/test.md
@@ -58,7 +58,7 @@ export default async () => {
 ```txt
 .
 └── utils
-    ├── reverseApiData.test.tss
+    ├── reverseApiData.test.ts
     └── reverseApiData.ts
 ```