diff --git a/snippets/onUserInputChange.md b/snippets/onUserInputChange.md
index 5a3063d44..d726c51fb 100644
--- a/snippets/onUserInputChange.md
+++ b/snippets/onUserInputChange.md
@@ -12,26 +12,17 @@ where the user can switch between either input type at will.
 
 ```js
 const onUserInputChange = callback => {
-  let type = 'mouse';
-
-  const mousemoveHandler = (() => {
-    let lastTime = 0;
-    return () => {
-      const now = performance.now();
-      if (now - lastTime < 20) {
-        type = 'mouse';
-        callback(type);
-        document.removeEventListener('mousemove', mousemoveHandler);
-      }
-      lastTime = now;
-    };
-  })();
-
+  let type = 'mouse', lastTime = 0;
+  const mousemoveHandler = () => {
+    const now = performance.now();
+    if (now - lastTime < 20) {
+      type = 'mouse', callback(type), document.removeEventListener('mousemove', mousemoveHandler);
+    }
+    lastTime = now;
+  };
   document.addEventListener('touchstart', () => {
     if (type === 'touch') return;
-    type = 'touch';
-    callback(type);
-    document.addEventListener('mousemove', mousemoveHandler);
+    type = 'touch', callback(type), document.addEventListener('mousemove', mousemoveHandler);
   });
 };
 ```