diff --git a/hui-examples/boilerplate.rs b/hui-examples/boilerplate.rs
index e40b817..afc36bd 100644
--- a/hui-examples/boilerplate.rs
+++ b/hui-examples/boilerplate.rs
@@ -29,7 +29,7 @@ macro_rules! ui_main {
 /// Initializes glium renderer, `UiInstance`, and runs the event loop.
 pub fn ui<T>(
   mut init: impl FnMut(&mut UiInstance) -> T,
-  mut draw: impl FnMut(&mut UiInstance, Vec2, &T),
+  mut draw: impl FnMut(&mut UiInstance, Vec2, &mut T),
   name: &'static str
 ) {
   kubi_logging::init();
diff --git a/hui-examples/examples/ui_test_5_input.rs b/hui-examples/examples/ui_test_5_input.rs
index 22237b2..93fe27a 100644
--- a/hui-examples/examples/ui_test_5_input.rs
+++ b/hui-examples/examples/ui_test_5_input.rs
@@ -16,8 +16,10 @@ mod boilerplate;
 
 ui_main!(
   "hUI: Internal input test",
-  init: |_| {},
-  run: |ui, size, _| {
+  init: |_| {
+    0
+  },
+  run: |ui, size, n| {
     Container::default()
       .with_size(size!(100%))
       .with_align(Alignment::Center)
@@ -30,6 +32,7 @@ ui_main!(
           .into_interactable()
           .on_click(|| {
             println!("clicked");
+            *n += 1;
           })
           .add_child(ui);
       })