fixes routeguide tutorial URL to async book (#490)

hyperium · Jan 5, 2021 · 3c2a4a2 · 3c2a4a2
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Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/examples/routeguide-tutorial.md b/examples/routeguide-tutorial.md
@@ -315,7 +315,7 @@ uses [async-trait] internally. You can learn more about `async fn` in traits in
 
 [cargo book]: https://doc.rust-lang.org/cargo/reference/environment-variables.html#environment-variables-cargo-sets-for-build-scripts
 [async-trait]: https://github.com/dtolnay/async-trait
-[async book]: https://rust-lang.github.io/async-book/07_workarounds/06_async_in_traits.html
+[async book]: https://rust-lang.github.io/async-book/07_workarounds/05_async_in_traits.html
 
 ### Server state
 Our service needs access to an immutable list of features. When the server starts, we are going to