diff --git a/reactos/cmake/host-tools.cmake b/reactos/cmake/host-tools.cmake
index c4b0dc7f784..f3b77436b57 100644
--- a/reactos/cmake/host-tools.cmake
+++ b/reactos/cmake/host-tools.cmake
@@ -32,6 +32,6 @@ ExternalProject_Add(host-tools
     BUILD_ALWAYS 1
     PREFIX host-tools
     EXCLUDE_FROM_ALL 1
-    CMAKE_ARGS "-DNEW_STYLE_BUILD=1"
+    CMAKE_ARGS "-DNEW_STYLE_BUILD=1 -DARCH:STRING=${ARCH}"
     INSTALL_COMMAND ""
     BUILD_BYPRODUCTS ${tools_binaries})