--- a/examples/stagerunner.rs
+++ b/examples/stagerunner.rs
@@ -128,7 +128,10 @@ fn main() {
     let game = Rc::new(RefCell::new(game));
 
     assert_eq!(std::mem::size_of::<Vertex>(), std::mem::size_of::<FakeVertex>());
-    let vertices: [Vertex; 4] = unsafe { std::mem::uninitialized() };
+    let vertices: [Vertex; 4] = {
+        let data = std::mem::MaybeUninit::uninit();
+        unsafe { data.assume_init() }
+    };
 
     let mut surface = GlfwSurface::new(WindowDim::Windowed(384, 448), "Touhou", WindowOpt::default()).unwrap();