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tutorial/hello-tokio: Remove unnecessary mut #833

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6 changes: 3 additions & 3 deletions content/tokio/tutorial/hello-tokio.md
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Original file line number Diff line number Diff line change
Expand Up @@ -210,7 +210,7 @@ The `#[tokio::main]` function is a macro. It transforms the `async fn main()`
into a synchronous `fn main()` that initializes a runtime instance and executes
the async main function.

For example, the following:
For example, the following code:

```rust
#[tokio::main]
Expand All @@ -219,11 +219,11 @@ async fn main() {
}
```

gets transformed into:
is functionally equivalent to:

```rust
fn main() {
let mut rt = tokio::runtime::Runtime::new().unwrap();
let rt = tokio::runtime::Runtime::new().unwrap();
rt.block_on(async {
println!("hello");
})
Expand Down