diff --git a/docs/manual/adding-packages-cargo.txt b/docs/manual/adding-packages-cargo.txt
index b7fc09acfe..b6029e1eed 100644
--- a/docs/manual/adding-packages-cargo.txt
+++ b/docs/manual/adding-packages-cargo.txt
@@ -17,7 +17,7 @@ The +Config.in+ file of Cargo-based package 'foo' should contain:
 ---------------------------
 01: config BR2_PACKAGE_FOO
 02: 	bool "foo"
-03: 	depends on BR2_PACKAGE_HOST_RUSTC_ARCH_SUPPORTS
+03: 	depends on BR2_PACKAGE_HOST_RUSTC_TARGET_ARCH_SUPPORTS
 04: 	select BR2_PACKAGE_HOST_CARGO
 05: 	help
 06: 	  This is a comment that explains what foo is.