Dyn traits must also be used
@@ -236,7 +236,7 @@ five();
```
When used on a [trait declaration], a [call expression] of an [expression
-statement] to a function that returns an [impl trait] of that trait violates
+statement] to a function that returns an [impl trait] or a [dyn trait] of that trait violates
the `unused_must_use` lint.
```rust
@@ -309,6 +309,7 @@ When used on a function in a trait implementation, the attribute does nothing.
[attributes]: ../attributes.md
[block expression]: ../expressions/block-expr.md
[call expression]: ../expressions/call-expr.md
+[dyn trait]: ../types/trait-object.md
[enum variant]: ../items/enumerations.md
[enum]: ../items/enumerations.md
[expression statement]: ../statements.md#expression-statements
