diff --git a/index.js b/index.js
index 3d09ae1..f490583 100644
--- a/index.js
+++ b/index.js
@@ -47,7 +47,7 @@ app.use(cors(corsOptions));
 
 app.get('/videos/:filename', (req, res)=>{
     const fileName = req.params.filename;
-let findFilename = '';
+    const findFilename = '';
 //c35c32bc-9ce4-4ca5-9afc-1ecddfd649f5
     let Qstring = "SELECT * FROM common_media WHERE uid ='"+fileName+"'";
     console.log("Qstring -> ", Qstring);