diff --git a/sketch.js b/sketch.js
index 9aaf072..644cce4 100644
--- a/sketch.js
+++ b/sketch.js
@@ -448,7 +448,7 @@ function changeScaleText() {
   for (let i = 0; i < 9; i++) {
     let element = `#image${i}`;
     let note = notes[i];
-    document.querySelector(element).innerHTML = `<h2>${note.slice(0, -1)}</h2>`;
+    document.querySelector(element).innerHTML = `<h2 id="i${i}>${note.slice(0, -1)}</h2>`;
   }
 }