diff --git a/src/cargo/conventions.md b/src/cargo/conventions.md
index c043b1c809..6e8196608e 100644
--- a/src/cargo/conventions.md
+++ b/src/cargo/conventions.md
@@ -12,7 +12,7 @@ foo
 Suppose that we wanted to have two binaries in the same project, though. What
 then?
 
-It turns out that `cargo` supports this. The default binary name is `main.rs`, as
+It turns out that `cargo` supports this. The default binary name is `main`, as
 we saw before, but you can add additional binaries by placing them in a `bin/`
 directory: