diff --git a/index.js b/index.js
index 3beefd1..11f126f 100644
--- a/index.js
+++ b/index.js
@@ -75,7 +75,7 @@ app.get('/pic/:folder/:pic', (req, res) => {
                 exif = exifData;
                 exif.exif.ExposureTime = "1/" +  Math.round(1/exif.exif.ExposureTime);
                 exif.exif.FNumber = "f/" + exif.exif.FNumber;
-                img = `<img id="${btoa(pic)}" onclick="zoom('${btoa(pic)}')" src="/${folder}/${pic}" style="width: 70%; height: auto;">`;
+                img = `<img id="${Buffer.from(pic).toString('base64')}" onclick="zoom('${Buffer.from(pic).toString('base64')}')" src="/${folder}/${pic}" style="width: 70%; height: auto;">`;
                 res.render('pic', { folder: folder, pic: pic, exif: exif, img: img });
                 return
         }