diff --git a/Manual.md b/Manual.md
index 52cb85c52d9..3635b064ced 100644
--- a/Manual.md
+++ b/Manual.md
@@ -1136,8 +1136,9 @@ This aims to fix cross-builds for when the build-style is mixed: e.g. when in a
 - `qmake6` is like `qmake` but for Qt6.
 
 - `rust` specifies environment variables required for cross-compiling crates via cargo and
-for compiling cargo -sys crates. This helper is added by default for packages that use the
-`cargo` build style.
+for compiling cargo -sys crates.
+It also adds a `cargo` wrapper that detects and passes builds through `cargo-auditable`.
+This helper is added by default for packages that use the `cargo` build style.
 
 <a id="functions"></a>
 ### Functions