diff --git a/index.js b/index.js
index 3485c68..6d3e339 100644
--- a/index.js
+++ b/index.js
@@ -42,6 +42,7 @@ function main(init = false) {
             input.id = 'color_' + char;
             input.value = getRandomColor();
             sec.appendChild(input);
+            input.onchange = main;
         }
     }