diff --git a/src/main.rs b/src/main.rs
index b579ec7..15c843d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -15,7 +15,7 @@ use winit::{
 fn main() {
     let event_loop = EventLoop::new();
     let window = WindowBuilder::new().build(&event_loop).unwrap();
-    let mut viewport = pollster::block_on(WinitViewport::from_window(&window));
+    let viewport = pollster::block_on(WinitViewport::from_window(&window));
 
     let mut world = World::new(Default::default());
     let mut resources = Resources::default();
@@ -177,11 +177,13 @@ fn main() {
                 let mut viewport_entry = world.entry_mut(viewport_entity).unwrap();
                 let viewport = viewport_entry.get_component_mut::<WinitViewport>().unwrap();
                 viewport.resize(*physical_size);
+                flycam.resize(physical_size.width, physical_size.height);
             }
             WindowEvent::ScaleFactorChanged { new_inner_size, .. } => {
                 let mut viewport_entry = world.entry_mut(viewport_entity).unwrap();
                 let viewport = viewport_entry.get_component_mut::<WinitViewport>().unwrap();
                 viewport.resize(**new_inner_size);
+                flycam.resize(new_inner_size.width, new_inner_size.height);
             }
             _ => {}
         },