diff --git a/gkbuilds/boost.gkbuild b/gkbuilds/boost.gkbuild
index 9b7c1b5..60ecf66 100644
--- a/gkbuilds/boost.gkbuild
+++ b/gkbuilds/boost.gkbuild
@@ -57,7 +57,7 @@ src_configure() {
 		--without-context --without-coroutine --without-fiber
 		--without-stacktrace
 		--boost-build="${BROOT}"/usr/share/boost-build
-		--prefix="/usr"
+		--prefix="${D}"/usr
 		--layout=system
 		--no-cmake-config
 		threading=multi