diff --git a/src/ch17-03-more-futures.md b/src/ch17-03-more-futures.md
index 3d3c83fcd..b799aa30d 100644
--- a/src/ch17-03-more-futures.md
+++ b/src/ch17-03-more-futures.md
@@ -112,8 +112,8 @@ Unfortunately, this still does not compile. In fact, we have the same basic
 error we did before, but we get one for both the second and third `Box::new`
 calls, and we also get new errors referring to the `Unpin` trait. We will come
 back to the `Unpin` errors in a moment. First, let’s fix the type errors on the
-`Box::new` calls, by explicitly providing the type of `futures` as a trait
-object (Listing 17-17).
+`Box::new` calls, by explicitly annotating the type of the futures as a trait
+object:
 
 <Listing number="17-17" caption="Fixing the rest of the type mismatch errors by using an explicit type declaration" file-name="src/main.rs">