# Objective
When I use the latest winit with bevy main, I got this error.
```
error[E0308]: mismatched types
--> /Users/ryo/.cargo/git/checkouts/bevy-f7ffde730c324c74/b13f238/crates/bevy_winit/src/lib.rs:191:5
|
191 | event_loop.run_return(event_handler)
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `i32`
|
help: consider using a semicolon here
|
191 | event_loop.run_return(event_handler);
| +
help: try adding a return type
|
187 | -> i32 where
| ++++++
```
In [this commit](a52f755ce8), the signature of `run_return` was changed in winit.
## Solution
This tiny PR does not add support for exit code, but makes compilation successful.